Gene Symbol: MCM2
Description: MCM DNA helicase complex subunit MCM2
Alias: MCM DNA helicase complex subunit MCM2
Species: Saccharomyces cerevisiae S288c

Top Publications

  1. Liku M, Nguyen V, Rosales A, Irie K, Li J. CDK phosphorylation of a novel NLS-NES module distributed between two subunits of the Mcm2-7 complex prevents chromosomal rereplication. Mol Biol Cell. 2005;16:5026-39 pubmed
    ..In Saccharomyces cerevisiae, one of these mechanisms promotes the net nuclear export of a pre-RC component, the Mcm2-7 complex, during S, G2, and M phases...
  2. Seki T, Diffley J. Stepwise assembly of initiation proteins at budding yeast replication origins in vitro. Proc Natl Acad Sci U S A. 2000;97:14115-20 pubmed
    ..Prereplicative complexes (pre-RCs) containing origin recognition complex (ORC), Cdc6p, and the MCM2-7 proteins assemble only under conditions of low cyclin-dependent kinase (Cdk) activity during G(1), whereas origin ..
  3. Labib K, Tercero J, Diffley J. Uninterrupted MCM2-7 function required for DNA replication fork progression. Science. 2000;288:1643-7 pubmed
    ..Restricting MCM loading to the G(1) phase ensures that initiation and elongation occur just once per cell cycle. ..
  4. Bochman M, Bell S, Schwacha A. Subunit organization of Mcm2-7 and the unequal role of active sites in ATP hydrolysis and viability. Mol Cell Biol. 2008;28:5865-73 pubmed publisher
    The Mcm2-7 (minichromosome maintenance) complex is a toroidal AAA(+) ATPase and the putative eukaryotic replicative helicase...
  5. Francis L, Randell J, Takara T, Uchima L, Bell S. Incorporation into the prereplicative complex activates the Mcm2-7 helicase for Cdc7-Dbf4 phosphorylation. Genes Dev. 2009;23:643-54 pubmed publisher
    ..Cdc7-Dbf4 acts at eukaryotic origins of replication to trigger a cascade of protein associations that activate the Mcm2-7 replicative helicase...
  6. Mimura S, Komata M, Kishi T, Shirahige K, Kamura T. SCF(Dia2) regulates DNA replication forks during S-phase in budding yeast. EMBO J. 2009;28:3693-705 pubmed publisher
    ..Using modified yeast two-hybrid screening, we have identified components of the replisome (Mrc1, Ctf4 and Mcm2), as Dia2-binding proteins. Mrc1 and Ctf4 were ubiquitinated by SCF(Dia2) both in vivo and in vitro...
  7. Takara T, Bell S. Multiple Cdt1 molecules act at each origin to load replication-competent Mcm2-7 helicases. EMBO J. 2011;30:4885-96 pubmed publisher
    Eukaryotic origins of replication are selected by loading a head-to-head double hexamer of the Mcm2-7 replicative helicase around origin DNA...
  8. Yan H, Merchant A, Tye B. Cell cycle-regulated nuclear localization of MCM2 and MCM3, which are required for the initiation of DNA synthesis at chromosomal replication origins in yeast. Genes Dev. 1993;7:2149-60 pubmed
    b>MCM2 and MCM3 are two genetically interacting and structurally related proteins essential for growth in Saccharomyces cerevisiae...
  9. Bochman M, Schwacha A. The Saccharomyces cerevisiae Mcm6/2 and Mcm5/3 ATPase active sites contribute to the function of the putative Mcm2-7 'gate'. Nucleic Acids Res. 2010;38:6078-88 pubmed publisher
    The Mcm2-7 complex is the eukaryotic replicative helicase, a toroidal AAA(+) molecular motor that uses adenosine triphosphate (ATP) binding and hydrolysis to separate duplex DNA strands during replication...

More Information


  1. Kawasaki Y, Kim H, Kojima A, Seki T, Sugino A. Reconstitution of Saccharomyces cerevisiae prereplicative complex assembly in vitro. Genes Cells. 2006;11:745-56 pubmed
    ..assembly was reconstituted in vitro using ARS1 DNA and purified origin-recognition complex (ORC), Cdc6p and Cdt1p-Mcm2-7p. The results reveal sequential recruitment of ORC, Cdc6p, Cdt1p and Mcm2-7p on to ARS1 DNA...
  2. Sun J, Evrin C, Samel S, Fernández Cid A, Riera A, Kawakami H, et al. Cryo-EM structure of a helicase loading intermediate containing ORC-Cdc6-Cdt1-MCM2-7 bound to DNA. Nat Struct Mol Biol. 2013;20:944-51 pubmed publisher
    In eukaryotes, the Cdt1-bound replicative helicase core MCM2-7 is loaded onto DNA by the ORC-Cdc6 ATPase to form a prereplicative complex (pre-RC) with an MCM2-7 double hexamer encircling DNA...
  3. Remus D, Beuron F, Tolun G, Griffith J, Morris E, Diffley J. Concerted loading of Mcm2-7 double hexamers around DNA during DNA replication origin licensing. Cell. 2009;139:719-30 pubmed publisher
    ..ensures once-per-cell-cycle replication, involves the loading of six related minichromosome maintenance proteins (Mcm2-7) into prereplicative complexes (pre-RCs)...
  4. Lei M, Kawasaki Y, Young M, Kihara M, Sugino A, Tye B. Mcm2 is a target of regulation by Cdc7-Dbf4 during the initiation of DNA synthesis. Genes Dev. 1997;11:3365-74 pubmed
    ..The Mcm2-7 proteins are a family of six conserved proteins that are essential for the initiation of DNA synthesis in all ..
  5. van Deursen F, Sengupta S, De Piccoli G, Sanchez Diaz A, Labib K. Mcm10 associates with the loaded DNA helicase at replication origins and defines a novel step in its activation. EMBO J. 2012;31:2195-206 pubmed publisher
    Mcm10 is essential for chromosome replication in eukaryotic cells and was previously thought to link the Mcm2-7 DNA helicase at replication forks to DNA polymerase alpha...
  6. Zou L, Stillman B. Formation of a preinitiation complex by S-phase cyclin CDK-dependent loading of Cdc45p onto chromatin. Science. 1998;280:593-6 pubmed
  7. Varrin A, Prasad A, Scholz R, Ramer M, Duncker B. A mutation in Dbf4 motif M impairs interactions with DNA replication factors and confers increased resistance to genotoxic agents. Mol Cell Biol. 2005;25:7494-504 pubmed
    ..We now show this domain also mediates the association between Dbf4 and Mcm2, a key Dbf4/Cdc7 phosphorylation target...
  8. Kaplan D, Davey M, O Donnell M. Mcm4,6,7 uses a "pump in ring" mechanism to unwind DNA by steric exclusion and actively translocate along a duplex. J Biol Chem. 2003;278:49171-82 pubmed
  9. Davey M, Indiani C, O Donnell M. Reconstitution of the Mcm2-7p heterohexamer, subunit arrangement, and ATP site architecture. J Biol Chem. 2003;278:4491-9 pubmed
    The Mcm2-7p heterohexamer is the presumed replicative helicase in eukaryotic cells. Each of the six subunits is required for replication...
  10. Bochman M, Schwacha A. Differences in the single-stranded DNA binding activities of MCM2-7 and MCM467: MCM2 and MCM5 define a slow ATP-dependent step. J Biol Chem. 2007;282:33795-804 pubmed
    The MCM2-7 complex, a hexamer containing six distinct and essential subunits, is postulated to be the eukaryotic replicative DNA helicase...
  11. Zou L, Mitchell J, Stillman B. CDC45, a novel yeast gene that functions with the origin recognition complex and Mcm proteins in initiation of DNA replication. Mol Cell Biol. 1997;17:553-63 pubmed
    ..Further genetic characterization of the cdc45-1 mutant demonstrated that it is synthetically lethal with orc2-1, mcm2-1, and mcm3-1...
  12. Stead B, Sorbara C, Brandl C, Davey M. ATP binding and hydrolysis by Mcm2 regulate DNA binding by Mcm complexes. J Mol Biol. 2009;391:301-13 pubmed publisher
    The essential minichromosome maintenance (Mcm) proteins Mcm2 through Mcm7 likely comprise the replicative helicase in eukaryotes. In addition to Mcm2-7, other subcomplexes, including one comprising Mcm4, Mcm6, and Mcm7, unwind DNA...
  13. Ray A, Sinha P. The mcm2-1 mutation of yeast causes DNA damage with a RAD9 requirement for repair. Curr Genet. 1995;27:95-101 pubmed
    The minichromosome maintenance mutation, mcm2-1, has been found to synthesize damaged DNA at 35 degrees C. Growth at this temperature rendered the mutant strain more sensitive to killing by ultraviolet irradiation...
  14. Bruck I, Kaplan D. Dbf4-Cdc7 phosphorylation of Mcm2 is required for cell growth. J Biol Chem. 2009;284:28823-31 pubmed publisher
    The Dbf4-Cdc7 kinase (DDK) is required for the activation of the origins of replication, and DDK phosphorylates Mcm2 in vitro. We find that budding yeast Cdc7 alone exists in solution as a weakly active multimer...
  15. Jones D, Prasad A, Chan P, Duncker B. The Dbf4 motif C zinc finger promotes DNA replication and mediates resistance to genotoxic stress. Cell Cycle. 2010;9:2018-26 pubmed
    The Dbf4/Cdc7 kinase (DDK) plays an essential role in stimulating DNA replication by phosphorylating subunits of the Mcm2-7 helicase complex at origins...
  16. Fernández Cid A, Riera A, Tognetti S, Herrera M, Samel S, Evrin C, et al. An ORC/Cdc6/MCM2-7 complex is formed in a multistep reaction to serve as a platform for MCM double-hexamer assembly. Mol Cell. 2013;50:577-88 pubmed publisher
    In Saccharomyces cerevisiae and higher eukaryotes, the loading of the replicative helicase MCM2-7 onto DNA requires the combined activities of ORC, Cdc6, and Cdt1...
  17. Pappas D, Frisch R, Weinreich M. The NAD(+)-dependent Sir2p histone deacetylase is a negative regulator of chromosomal DNA replication. Genes Dev. 2004;18:769-81 pubmed
  18. Tanaka S, Diffley J. Interdependent nuclear accumulation of budding yeast Cdt1 and Mcm2-7 during G1 phase. Nat Cell Biol. 2002;4:198-207 pubmed
    Cdt1 is essential for loading Mcm2-7 proteins into prereplicative complexes (pre-RCs) during replication licensing and has been found in organisms as diverse as fission yeast and humans...
  19. Aparicio O, Weinstein D, Bell S. Components and dynamics of DNA replication complexes in S. cerevisiae: redistribution of MCM proteins and Cdc45p during S phase. Cell. 1997;91:59-69 pubmed
    ..Our results identify protein components of the pre-RC and a novel replication complex appearing at the G1/S transition (the RC), and suggest that after initiation MCM proteins and Cdc45p move with eukaryotic replication forks. ..
  20. Zou L, Stillman B. Assembly of a complex containing Cdc45p, replication protein A, and Mcm2p at replication origins controlled by S-phase cyclin-dependent kinases and Cdc7p-Dbf4p kinase. Mol Cell Biol. 2000;20:3086-96 pubmed
    ..These results suggest that the complex containing Cdc45p, RPA, and MCMs is involved in origin unwinding and assembly of replication forks at each origin. ..
  21. Evrin C, Clarke P, Zech J, Lurz R, Sun J, Uhle S, et al. A double-hexameric MCM2-7 complex is loaded onto origin DNA during licensing of eukaryotic DNA replication. Proc Natl Acad Sci U S A. 2009;106:20240-5 pubmed publisher
    ..origin recognition complex (ORC), Cdc6, and Cdt1 cooperatively load the 6-subunit mini chromosome maintenance (MCM2-7) complex onto DNA...
  22. Weinreich M, Stillman B. Cdc7p-Dbf4p kinase binds to chromatin during S phase and is regulated by both the APC and the RAD53 checkpoint pathway. EMBO J. 1999;18:5334-46 pubmed
    ..Cdc7p-Dbf4p efficiently phosphorylates several proteins that are required for the initiation of DNA replication, including five of the six Mcm proteins and the p180 subunit of DNA polymerase alpha-primase. ..
  23. Sheu Y, Stillman B. Cdc7-Dbf4 phosphorylates MCM proteins via a docking site-mediated mechanism to promote S phase progression. Mol Cell. 2006;24:101-13 pubmed
    ..We suggest that DDK docks on and phosphorylates MCM proteins at licensed origins to promote proper assembly of pre-IC. ..
  24. Liang C, Stillman B. Persistent initiation of DNA replication and chromatin-bound MCM proteins during the cell cycle in cdc6 mutants. Genes Dev. 1997;11:3375-86 pubmed
    ..This gain-of-function cdc6 mutant ignores the negative controls imposed normally on initiation by the CDK/cyclins, suggesting that Cdc6p is a key mediator of once-per-cell-cycle control of DNA replication. ..
  25. Bochman M, Schwacha A. The Mcm2-7 complex has in vitro helicase activity. Mol Cell. 2008;31:287-93 pubmed publisher
    ..eukaryotic replicative helicase has been controversial; in vivo studies implicate the ring-shaped heterohexameric Mcm2-7 complex, although only a specific subset of Mcm subunits (Mcm467) unwind DNA in vitro...
  26. Nguyen V, Co C, Irie K, Li J. Clb/Cdc28 kinases promote nuclear export of the replication initiator proteins Mcm2-7. Curr Biol. 2000;10:195-205 pubmed
    ..This assembly involves the Cdc6-dependent loading of six minichromosome maintenance (Mcm) proteins, Mcm2-7, onto origins. How Clb/Cdc28 kinases prevent pre-RC assembly is not understood...
  27. Oshiro G, Owens J, Shellman Y, Sclafani R, Li J. Cell cycle control of Cdc7p kinase activity through regulation of Dbf4p stability. Mol Cell Biol. 1999;19:4888-96 pubmed
    ..Thus, the regulation of Dbf4p levels through the control of Dbf4p degradation has an important role in the regulation of Cdc7p kinase activity during the cell cycle. ..
  28. Leon R, Tecklenburg M, Sclafani R. Functional conservation of beta-hairpin DNA binding domains in the Mcm protein of Methanobacterium thermoautotrophicum and the Mcm5 protein of Saccharomyces cerevisiae. Genetics. 2008;179:1757-68 pubmed publisher
    ..The eukaryotic Mcm complex consists of six paralogs that form a heterohexameric ring. Because the intact Mcm2-7 hexamer is inactive in vitro, it has been difficult to determine the precise function of the different subunits...
  29. Douglas M, Diffley J. Recruitment of Mcm10 to Sites of Replication Initiation Requires Direct Binding to the Minichromosome Maintenance (MCM) Complex. J Biol Chem. 2016;291:5879-88 pubmed publisher
    ..Moreover, the binding site for Mcm10 on MCM includes the Mcm2 and Mcm6 subunits and overlaps that for the loading factor Cdt1...
  30. De Piccoli G, Katou Y, Itoh T, Nakato R, Shirahige K, Labib K. Replisome stability at defective DNA replication forks is independent of S phase checkpoint kinases. Mol Cell. 2012;45:696-704 pubmed publisher
  31. García Rodríguez L, De Piccoli G, Marchesi V, Jones R, Edmondson R, Labib K. A conserved Polϵ binding module in Ctf18-RFC is required for S-phase checkpoint activation downstream of Mec1. Nucleic Acids Res. 2015;43:8830-8 pubmed publisher
    ..These findings indicate that the association of Ctf18-RFC with Pol ϵ at defective replication forks is a key step in activation of the S-phase checkpoint. ..
  32. Ramey C, Sclafani R. Functional conservation of the pre-sensor one beta-finger hairpin (PS1-hp) structures in mini-chromosome maintenance proteins of Saccharomyces cerevisiae and archaea. G3 (Bethesda). 2014;4:1319-26 pubmed publisher
    ..The replicative helicase of eukaryotic organisms is composed of the six paralogs MCM2-7, which form a heterohexameric ring structure...
  33. Bruck I, Kaplan D. Conserved mechanism for coordinating replication fork helicase assembly with phosphorylation of the helicase. Proc Natl Acad Sci U S A. 2015;112:11223-8 pubmed publisher
    Dbf4-dependent kinase (DDK) phosphorylates minichromosome maintenance 2 (Mcm2) during S phase in yeast, and Sld3 recruits cell division cycle 45 (Cdc45) to minichromosome maintenance 2-7 (Mcm2-7)...
  34. Bruck I, Dhingra N, Martinez M, Kaplan D. Dpb11 may function with RPA and DNA to initiate DNA replication. PLoS ONE. 2017;12:e0177147 pubmed publisher
    ..Expression of dpb11-m1,2,3,5,?C also results in diminished GINS interaction with Mcm2-7 during S phase, while Cdc45 interaction with Mcm2-7 is like wild-type...
  35. Langston L, Mayle R, Schauer G, Yurieva O, Zhang D, Yao N, et al. Mcm10 promotes rapid isomerization of CMG-DNA for replisome bypass of lagging strand DNA blocks. elife. 2017;6: pubmed publisher
    ..We demonstrate that bypass occurs without displacement of the blocks and therefore Mcm10 must isomerize the CMG-DNA complex to achieve the bypass function. ..
  36. Kihara M, Nakai W, Asano S, Suzuki A, Kitada K, Kawasaki Y, et al. Characterization of the yeast Cdc7p/Dbf4p complex purified from insect cells. Its protein kinase activity is regulated by Rad53p. J Biol Chem. 2000;275:35051-62 pubmed
    ..This result suggests that Rad53p controls the initiation of chromosomal DNA replication by regulating the protein kinase activity associated with the Cdc7p/Dbf4p complex. ..
  37. Suter B, Pogoutse O, Guo X, Krogan N, Lewis P, Greenblatt J, et al. Association with the origin recognition complex suggests a novel role for histone acetyltransferase Hat1p/Hat2p. BMC Biol. 2007;5:38 pubmed
    ..The participation of a distinct Hat1p/Hat2p sub-complex suggests a linkage of histone H4 modification with ORC-dependent DNA replication. ..
  38. Nedelcheva M, Roguev A, Dolapchiev L, Shevchenko A, Taskov H, Shevchenko A, et al. Uncoupling of unwinding from DNA synthesis implies regulation of MCM helicase by Tof1/Mrc1/Csm3 checkpoint complex. J Mol Biol. 2005;347:509-21 pubmed
    ..In concordance with this suggestion, we found that the Tof1/Csm3/Mrc1 checkpoint complex interacts directly with the MCM helicase during both replication fork progression and when the replication fork is stalled. ..
  39. Wilmes G, Bell S. The B2 element of the Saccharomyces cerevisiae ARS1 origin of replication requires specific sequences to facilitate pre-RC formation. Proc Natl Acad Sci U S A. 2002;99:101-6 pubmed
    ..Nonfunctional B2 sequences show a corresponding loss in Mcm2-7p origin association. The function of these mutant sequences is rescued by Cdc6p overexpression...
  40. Bruck I, Kaplan D. Origin single-stranded DNA releases Sld3 protein from the Mcm2-7 complex, allowing the GINS tetramer to bind the Mcm2-7 complex. J Biol Chem. 2011;286:18602-13 pubmed publisher
    The replication fork helicase in eukaryotic cells is comprised of Cdc45, Mcm2-7, and GINS (CMG complex)...
  41. Homesley L, Lei M, Kawasaki Y, Sawyer S, Christensen T, Tye B. Mcm10 and the MCM2-7 complex interact to initiate DNA synthesis and to release replication factors from origins. Genes Dev. 2000;14:913-26 pubmed
    b>MCM2-7, a complex of six subunits, is an essential component of the prereplication chromatin that is assembled at Saccharomyces cerevisiae replication origins during G(1) phase...
  42. Muramatsu S, Hirai K, Tak Y, Kamimura Y, Araki H. CDK-dependent complex formation between replication proteins Dpb11, Sld2, Pol (epsilon}, and GINS in budding yeast. Genes Dev. 2010;24:602-12 pubmed publisher
    ..We propose that CDK regulates the initiation of DNA replication in budding yeast through formation of the pre-LC. ..
  43. Herrera M, Tognetti S, Riera A, Zech J, Clarke P, Fernández Cid A, et al. A reconstituted system reveals how activating and inhibitory interactions control DDK dependent assembly of the eukaryotic replicative helicase. Nucleic Acids Res. 2015;43:10238-50 pubmed publisher
    During G1-phase of the cell-cycle the replicative MCM2-7 helicase becomes loaded onto DNA into pre-replicative complexes (pre-RCs), resulting in MCM2-7 double-hexamers on DNA...
  44. Coster G, Frigola J, Beuron F, Morris E, Diffley J. Origin licensing requires ATP binding and hydrolysis by the MCM replicative helicase. Mol Cell. 2014;55:666-77 pubmed publisher
    ..This work alters our view of how ATP is used by licensing factors to assemble pre-RCs. ..
  45. Dhingra N, Bruck I, Smith S, Ning B, Kaplan D. Dpb11 protein helps control assembly of the Cdc45·Mcm2-7·GINS replication fork helicase. J Biol Chem. 2015;290:7586-601 pubmed publisher
    ..The replication fork helicase in eukaryotes is composed of Cdc45, Mcm2-7, and GINS...
  46. BRANDAO L, Ferguson R, Santoro I, Jinks Robertson S, Sclafani R. The role of Dbf4-dependent protein kinase in DNA polymerase ?-dependent mutagenesis in Saccharomyces cerevisiae. Genetics. 2014;197:1111-22 pubmed publisher
  47. Bruck I, Kanter D, Kaplan D. Enabling association of the GINS protein tetramer with the mini chromosome maintenance (Mcm)2-7 protein complex by phosphorylated Sld2 protein and single-stranded origin DNA. J Biol Chem. 2011;286:36414-26 pubmed publisher
    The Cdc45-Mcm2-7-GINS (CMG) complex is the replication fork helicase in eukaryotes...
  48. Evrin C, Fernández Cid A, Riera A, Zech J, Clarke P, Herrera M, et al. The ORC/Cdc6/MCM2-7 complex facilitates MCM2-7 dimerization during prereplicative complex formation. Nucleic Acids Res. 2014;42:2257-69 pubmed publisher
    The replicative mini-chromosome-maintenance 2-7 (MCM2-7) helicase is loaded in Saccharomyces cerevisiae and other eukaryotes as a head-to-head double-hexamer around origin DNA...
  49. Cheng I, Roberts L, Tye B. Mcm3 is polyubiquitinated during mitosis before establishment of the pre-replication complex. J Biol Chem. 2002;277:41706-14 pubmed
    ..Central to this cascade is the periodic assembly of the hexameric MCM2-7 complex at replication origins...
  50. Langston L, Zhang D, Yurieva O, Georgescu R, Finkelstein J, Yao N, et al. CMG helicase and DNA polymerase ε form a functional 15-subunit holoenzyme for eukaryotic leading-strand DNA replication. Proc Natl Acad Sci U S A. 2014;111:15390-5 pubmed publisher
    ..Direct binding between Pol ε and CMG provides an explanation for specific targeting of Pol ε to the leading strand and provides clear mechanistic evidence for how strand asymmetry is maintained in eukaryotes. ..
  51. Lei M, Kawasaki Y, Tye B. Physical interactions among Mcm proteins and effects of Mcm dosage on DNA replication in Saccharomyces cerevisiae. Mol Cell Biol. 1996;16:5081-90 pubmed
    b>Mcm2, Mcm3, and Mcm5/Cdc46 are conserved proteins essential for the initiation of DNA synthesis at replication origins in Saccharomyces cerevisiae...
  52. Huo L, Wu R, Yu Z, Zhai Y, Yang X, Chan T, et al. The Rix1 (Ipi1p-2p-3p) complex is a critical determinant of DNA replication licensing independent of their roles in ribosome biogenesis. Cell Cycle. 2012;11:1325-39 pubmed publisher
    ..These results establish a new framework for the hierarchy of pre-RC proteins, where the Ipi1p-2p-3p complex provides a critical link between ORC-Noc3p and Cdc6p-Cdt1p-MCM in replication licensing. ..
  53. Araki Y, Kawasaki Y, Sasanuma H, Tye B, Sugino A. Budding yeast mcm10/dna43 mutant requires a novel repair pathway for viability. Genes Cells. 2003;8:465-80 pubmed
    ..Mcm10p functionally interacts with components of the pre-replicative complex (Mcm2-Mcm7 complex and origin recognition complex) as well as the pre-initiation complex component (Cdc45p) suggesting ..
  54. Bruck I, Kaplan D. The replication initiation protein Sld2 regulates helicase assembly. J Biol Chem. 2014;289:1948-59 pubmed publisher
    Assembly of the Cdc45-Mcm2-7-GINS (CMG) replicative helicase complex must be regulated to ensure that DNA unwinding is coupled with DNA synthesis. Sld2 is required for the initiation of DNA replication in budding yeast...
  55. Yuan Z, Riera A, Bai L, Sun J, Nandi S, Spanos C, et al. Structural basis of Mcm2-7 replicative helicase loading by ORC-Cdc6 and Cdt1. Nat Struct Mol Biol. 2017;24:316-324 pubmed publisher
    To initiate DNA replication, the origin recognition complex (ORC) and Cdc6 load an Mcm2-7 double hexamer onto DNA...
  56. Pérez Arnaiz P, Kaplan D. An Mcm10 Mutant Defective in ssDNA Binding Shows Defects in DNA Replication Initiation. J Mol Biol. 2016;428:4608-4625 pubmed publisher
    ..Moreover, this Mcm10-m2,3,4 mutant does not stimulate the phosphorylation of Mcm2 by Dbf4-dependent kinase (DDK) in vitro...
  57. Tanaka H, Katou Y, Yagura M, Saitoh K, Itoh T, Araki H, et al. Ctf4 coordinates the progression of helicase and DNA polymerase alpha. Genes Cells. 2009;14:807-20 pubmed publisher
    ..These results lead us to propose that Ctf4 is a key connector between DNA helicase and Pol alpha and is required for the coordinated progression of the replisome. ..
  58. Froelich C, Kang S, Epling L, Bell S, Enemark E. A conserved MCM single-stranded DNA binding element is essential for replication initiation. elife. 2014;3:e01993 pubmed publisher
    ..In eukaryotes, the MSSB is conserved in several Mcm2-7 subunits, and MSSB mutant combinations in S. cerevisiae Mcm2-7 are not viable...
  59. Yahyaoui W, Zannis Hadjopoulos M. 14-3-3 proteins function in the initiation and elongation steps of DNA replication in Saccharomyces cerevisiae. J Cell Sci. 2009;122:4419-26 pubmed publisher
    ..The results show that the Bmh2 protein, one of the two 14-3-3 homologues in S. cerevisiae, interacts with Mcm2 and Orc2 proteins, binds to ARS1 maximally at the G1 phase, is essential for plasmid stability, and is required for ..
  60. Yan H, Gibson S, Tye B. Mcm2 and Mcm3, two proteins important for ARS activity, are related in structure and function. Genes Dev. 1991;5:944-57 pubmed
    b>MCM2 and MCM3 are essential genes believed to play important roles in the initiation of DNA replication in Saccharomyces cerevisiae. Mutants defective in Mcm2 or Mcm3 are remarkably similar in phenotype...
  61. Zhang Y, Yu Z, Fu X, Liang C. Noc3p, a bHLH protein, plays an integral role in the initiation of DNA replication in budding yeast. Cell. 2002;109:849-60 pubmed
    ..As Noc3p is also required for pre-rRNA processing, Noc3p is a multifunctional protein that plays essential roles in two vital cellular processes. ..
  62. Laha S, Das S, Hajra S, Sau S, Sinha P. The budding yeast protein Chl1p is required to preserve genome integrity upon DNA damage in S-phase. Nucleic Acids Res. 2006;34:5880-91 pubmed
    ..Our work suggests that Chl1p is required for genome integrity when cells suffer endogenously or exogenously induced DNA damage. ..
  63. Foltman M, Evrin C, De Piccoli G, Jones R, Edmondson R, Katou Y, et al. Eukaryotic replisome components cooperate to process histones during chromosome replication. Cell Rep. 2013;3:892-904 pubmed publisher
    ..for replisome components that pick up histones released from chromatin into a yeast cell extract, we found that the Mcm2 helicase subunit binds histones cooperatively with the FACT (facilitiates chromatin transcription) complex, which ..
  64. Komata M, Bando M, Araki H, Shirahige K. The direct binding of Mrc1, a checkpoint mediator, to Mcm6, a replication helicase, is essential for the replication checkpoint against methyl methanesulfonate-induced stress. Mol Cell Biol. 2009;29:5008-19 pubmed publisher
    ..These results strongly suggest for the first time that an Mcm helicase acts as a checkpoint sensor for methyl methanesulfonate-induced DNA damage through direct binding to the replication checkpoint mediator Mrc1. ..
  65. On K, Beuron F, Frith D, Snijders A, Morris E, Diffley J. Prereplicative complexes assembled in vitro support origin-dependent and independent DNA replication. EMBO J. 2014;33:605-20 pubmed publisher
    ..ensure each origin fires just once per cell cycle, initiation is divided into two biochemically discrete steps: the Mcm2-7 helicase is first loaded into prereplicative complexes (pre-RCs) as an inactive double hexamer by the origin ..