Gene Symbol: Grin2b
Description: glutamate ionotropic receptor NMDA type subunit 2B
Alias: GluN2B, glutamate receptor ionotropic, NMDA 2B, N-methyl D-aspartate receptor subtype 2B, NMDAR2B, NR2B, glutamate [NMDA] receptor subunit epsilon-2, glutamate receptor, ionotropic, N-methyl D-aspartate 2B, glutamate receptor, ionotropic, NMDA2B
Species: rat
Products:     Grin2b

Top Publications

  1. Zhou M, Baudry M. Developmental changes in NMDA neurotoxicity reflect developmental changes in subunit composition of NMDA receptors. J Neurosci. 2006;26:2956-63 pubmed
    ..5-methyl-10,11-dihydro-5H-dibenzo [a,d] cyclohepten-5,10-imine maleate (MK-801) and by the antagonists of NR2B receptor ifenprodil and R-(R, S)-alpha-(4-hydroxyphenyl)-beta-methyl-4-(phenylmethyl)-1-piperidine propranol and ..
  2. Kocsis B. Differential role of NR2A and NR2B subunits in N-methyl-D-aspartate receptor antagonist-induced aberrant cortical gamma oscillations. Biol Psychiatry. 2012;71:987-95 pubmed publisher
    ..antagonists with different subunit selectivity, including NR2A-preferring (PEAQX, n = 5; NVP-AAM077, n = 18), NR2B-selective (ifenprodil, n = 6; threo-ifenprodil, n = 4; Ro25-6985, n = 13), and NR2C/D-selective (n = 8) antagonists,..
  3. Karakas E, Simorowski N, Furukawa H. Structure of the zinc-bound amino-terminal domain of the NMDA receptor NR2B subunit. EMBO J. 2009;28:3910-20 pubmed publisher
    ..Here, we report the crystal structures of ATD from the NR2B NMDA receptor subunit in the zinc-free and zinc-bound states...
  4. Massey P, Johnson B, Moult P, Auberson Y, Brown M, Molnar E, et al. Differential roles of NR2A and NR2B-containing NMDA receptors in cortical long-term potentiation and long-term depression. J Neurosci. 2004;24:7821-8 pubmed
    ..We also find that de novo LTD requires the activation of NR2B-containing NMDAR, whereas LTP requires activation of NR2A-containing NMDARs...
  5. Krapivinsky G, Krapivinsky L, Manasian Y, Ivanov A, Tyzio R, Pellegrino C, et al. The NMDA receptor is coupled to the ERK pathway by a direct interaction between NR2B and RasGRF1. Neuron. 2003;40:775-84 pubmed
    ..Here we show that NR2B, but not NR2A or NR1 subunits of the NMDAR, interacts in vivo and in vitro with RasGRF1, a Ca(2+)/calmodulin-..
  6. Groc L, Heine M, Cousins S, Stephenson F, Lounis B, Cognet L, et al. NMDA receptor surface mobility depends on NR2A-2B subunits. Proc Natl Acad Sci U S A. 2006;103:18769-74 pubmed
    ..In particular, synaptic NMDAR switch from containing mostly NR2B subunit to a mixture of NR2B and NR2A subunits...
  7. Nagy G, Watanabe M, Fukaya M, Todd A. Synaptic distribution of the NR1, NR2A and NR2B subunits of the N-methyl-d-aspartate receptor in the rat lumbar spinal cord revealed with an antigen-unmasking technique. Eur J Neurosci. 2004;20:3301-12 pubmed
    ..We have used an antigen-unmasking method involving pepsin treatment to reveal NR1, NR2A and NR2B subunits and have compared their distribution with that of the alpha-amino-3-hydroxy-5-methyl-4-isoxazole propionic ..
  8. Zhao M, Toyoda H, Lee Y, Wu L, Ko S, Zhang X, et al. Roles of NMDA NR2B subtype receptor in prefrontal long-term potentiation and contextual fear memory. Neuron. 2005;47:859-72 pubmed
    ..In particular, it has been suggested that NR2A-containing NMDA receptors are involved in LTP induction, whereas NR2B-containing receptors are involved in LTD induction in the hippocampus...
  9. Monyer H, Sprengel R, Schoepfer R, Herb A, Higuchi M, Lomeli H, et al. Heteromeric NMDA receptors: molecular and functional distinction of subtypes. Science. 1992;256:1217-21 pubmed
    ..cloning identified three complementary DNA species of rat brain, encoding NMDA receptor subunits NMDAR2A (NR2A), NR2B, and NR2C, which are 55 to 70% identical in sequence...

More Information


  1. Bartlett T, Bannister N, Collett V, Dargan S, Massey P, Bortolotto Z, et al. Differential roles of NR2A and NR2B-containing NMDA receptors in LTP and LTD in the CA1 region of two-week old rat hippocampus. Neuropharmacology. 2007;52:60-70 pubmed
    ..Against recombinant receptors in HEK293 cells NVP-AAM077 (NVP) was approximately 14-fold selective for NR2A vs NR2B receptors, whilst Ro 25-6981 (Ro) was highly selective for NR2B receptors...
  2. Köhr G, Jensen V, Koester H, Mihaljevic A, Utvik J, Kvello A, et al. Intracellular domains of NMDA receptor subtypes are determinants for long-term potentiation induction. J Neurosci. 2003;23:10791-9 pubmed
    ..synapses of adult mice, different NMDAR subtypes with distinct functionality assemble from NR1 with NR2A and/or NR2B subunits. Here we investigated the role of these NMDA receptor subtypes in long-term potentiation (LTP) induction...
  3. Yang W, Zheng C, Song Q, Yang X, Qiu S, Liu C, et al. A three amino acid tail following the TM4 region of the N-methyl-D-aspartate receptor (NR) 2 subunits is sufficient to overcome endoplasmic reticulum retention of NR1-1a subunit. J Biol Chem. 2007;282:9269-78 pubmed
  4. Luo J, Fu Z, Losi G, Kim B, Prybylowski K, Vissel B, et al. Functional expression of distinct NMDA channel subunits tagged with green fluorescent protein in hippocampal neurons in culture. Neuropharmacology. 2002;42:306-18 pubmed
    We generated expression vectors for N-terminally green fluorescent protein -tagged NR2A and NR2B subunits (GFP-NR2A and GFP-NR2B)...
  5. Lisman J, Yasuda R, Raghavachari S. Mechanisms of CaMKII action in long-term potentiation. Nat Rev Neurosci. 2012;13:169-82 pubmed publisher
    ..These processes are all localized to stimulated spines and account for the synapse-specificity of LTP. In the later stages of LTP, CaMKII has a structural role in enlarging and strengthening the synapse. ..
  6. Kutsuwada T, Kashiwabuchi N, Mori H, Sakimura K, Kushiya E, Araki K, et al. Molecular diversity of the NMDA receptor channel. Nature. 1992;358:36-41 pubmed
    ..These findings suggest that the molecular diversity of the epsilon subunit family underlies the functional heterogeneity of the NMDA receptor channel. ..
  7. Martel M, Wyllie D, Hardingham G. In developing hippocampal neurons, NR2B-containing N-methyl-D-aspartate receptors (NMDARs) can mediate signaling to neuronal survival and synaptic potentiation, as well as neuronal death. Neuroscience. 2009;158:334-43 pubmed publisher
    It has been suggested that NR2B-containing N-methyl-d-aspartate (NMDA) receptors have a selective tendency to promote pro-death signaling and synaptic depression, compared with the survival promoting, synapse potentiating properties of ..
  8. Gao C, Wolf M. Dopamine receptors regulate NMDA receptor surface expression in prefrontal cortex neurons. J Neurochem. 2008;106:2489-501 pubmed publisher
    ..Immunocytochemical analysis demonstrated that surface expression (synaptic and non-synaptic) of NR1 and NR2B on PFC pyramidal neurons was increased by the D1 receptor agonist SKF 81297 (1 microM, 5 min)...
  9. Zhang X, Wu L, Gong B, Ren M, Li B, Zhuo M. Induction- and conditioning-protocol dependent involvement of NR2B-containing NMDA receptors in synaptic potentiation and contextual fear memory in the hippocampal CA1 region of rats. Mol Brain. 2008;1:9 pubmed publisher
    ..Studies using genetic and pharmacological approaches have reported inconsistent results of the requirement of NR2B-containing NMDARs in LTP in the CA1 region...
  10. Nakazawa T, Komai S, Watabe A, Kiyama Y, Fukaya M, Arima Yoshida F, et al. NR2B tyrosine phosphorylation modulates fear learning as well as amygdaloid synaptic plasticity. EMBO J. 2006;25:2867-77 pubmed
    ..The NR2B subunit of the NMDA receptor is tyrosine-phosphorylated in the brain, with Tyr-1472 its major phosphorylation site...
  11. Berberich S, Jensen V, Hvalby Ø, Seeburg P, Köhr G. The role of NMDAR subtypes and charge transfer during hippocampal LTP induction. Neuropharmacology. 2007;52:77-86 pubmed
    ..frequency afferent stimulation (HFS), we found that genetic impairment of NR2A or pharmacological block of NR2A- or NR2B-type NMDARs can reduce field LTP...
  12. Tang Y, Shimizu E, Dube G, Rampon C, Kerchner G, Zhuo M, et al. Genetic enhancement of learning and memory in mice. Nature. 1999;401:63-9 pubmed
    ..Here we show that overexpression of NMDA receptor 2B (NR2B) in the forebrains of transgenic mice leads to enhanced activation of NMDA receptors, facilitating synaptic ..
  13. Simpkins K, Guttmann R, Dong Y, Chen Z, Sokol S, Neumar R, et al. Selective activation induced cleavage of the NR2B subunit by calpain. J Neurosci. 2003;23:11322-31 pubmed
    ..Subtype-specific antibodies demonstrated that the NR2B subunit was cleaved in these primary cultures, but the NR2A subunit was not...
  14. Mallon A, Auberson Y, Stone T. Selective subunit antagonists suggest an inhibitory relationship between NR2B and NR2A-subunit containing N-methyl-D: -aspartate receptors in hippocampal slices. Exp Brain Res. 2005;162:374-83 pubmed
    ..Here, we have examined the effects of selective antagonists of NR2A and NR2B subunits (NVP-AAM07 and Ro25-6981 respectively) on the effects of NMDA in the CA1 field of rat hippocampal slices...
  15. Guo W, Wei F, Zou S, Robbins M, Sugiyo S, Ikeda T, et al. Group I metabotropic glutamate receptor NMDA receptor coupling and signaling cascade mediate spinal dorsal horn NMDA receptor 2B tyrosine phosphorylation associated with inflammatory hyperalgesia. J Neurosci. 2004;24:9161-73 pubmed
    Hindpaw inflammation induces tyrosine phosphorylation (tyr-P) of the NMDA receptor (NMDAR) 2B (NR2B) subunit in the rat spinal dorsal horn that is closely related to the initiation and development of hyperalgesia...
  16. Kornau H, Schenker L, Kennedy M, Seeburg P. Domain interaction between NMDA receptor subunits and the postsynaptic density protein PSD-95. Science. 1995;269:1737-40 pubmed
    ..Transcripts encoding PSD-95 are expressed in a pattern similar to that of NMDA receptors, and the NR2B subunit co-localizes with PSD-95 in cultured rat hippocampal neurons...
  17. Wang S, de Oliveira Alvares L, Nader K. Cellular and systems mechanisms of memory strength as a constraint on auditory fear reconsolidation. Nat Neurosci. 2009;12:905-12 pubmed publisher
    ..At the molecular level, we demonstrate that NR2B NMDA-receptor subunits which are critical for the induction of reconsolidation of auditory memories in the amygdala,..
  18. Sprengel R, Suchanek B, Amico C, Brusa R, Burnashev N, Rozov A, et al. Importance of the intracellular domain of NR2 subunits for NMDA receptor function in vivo. Cell. 1998;92:279-89 pubmed
    ..Mice expressing the NR2B subunit in a C-terminally truncated form (NR2B(deltaC/deltaC) mice) die perinatally...
  19. Wu H, Hsu F, Gleichman A, Baconguis I, Coulter D, Lynch D. Fyn-mediated phosphorylation of NR2B Tyr-1336 controls calpain-mediated NR2B cleavage in neurons and heterologous systems. J Biol Chem. 2007;282:20075-87 pubmed
    ..Here, we show that Fyn-mediated phosphorylation of NR2B controls calpain-mediated NR2B cleavage...
  20. Yaka R, Thornton C, Vagts A, Phamluong K, Bonci A, Ron D. NMDA receptor function is regulated by the inhibitory scaffolding protein, RACK1. Proc Natl Acad Sci U S A. 2002;99:5710-5 pubmed
    ..We found that RACK1 binds both the NR2B subunit of the NMDA receptor and the nonreceptor protein tyrosine kinase, Fyn...
  21. Kim M, Dunah A, Wang Y, Sheng M. Differential roles of NR2A- and NR2B-containing NMDA receptors in Ras-ERK signaling and AMPA receptor trafficking. Neuron. 2005;46:745-60 pubmed
    ..In mature cultured neurons, NR2A-NMDARs promote, whereas NR2B-NMDARs inhibit, the surface expression of GluR1, primarily by regulating its surface insertion...
  22. Abe T, Matsumura S, Katano T, Mabuchi T, Takagi K, Xu L, et al. Fyn kinase-mediated phosphorylation of NMDA receptor NR2B subunit at Tyr1472 is essential for maintenance of neuropathic pain. Eur J Neurosci. 2005;22:1445-54 pubmed
    ..Wild-type, NR2A-deficient, and NR2D-deficient mice developed neuropathic pain; in addition, phosphorylation of NR2B subunits of NMDA receptors at Tyr1472 was observed in the superficial dorsal horn of the spinal cord 1 week after ..
  23. Waxman E, Lynch D. N-methyl-D-aspartate receptor subtype mediated bidirectional control of p38 mitogen-activated protein kinase. J Biol Chem. 2005;280:29322-33 pubmed
    ..dephosphorylation of p38 in a manner involving both NR1/2A/2B receptor activation and tyrosine phosphorylation of NR2B. The ability of NMDAR subtype-specific mechanisms to regulate p38 has implications for NMDAR-mediated synaptic ..
  24. Yang Q, Yang Z, Liu S, Zhang X, Hou Y, Li X, et al. Neuroprotective effects of hydroxysafflor yellow A against excitotoxic neuronal death partially through down-regulation of NR2B-containing NMDA receptors. Neurochem Res. 2010;35:1353-60 pubmed publisher
    ..In addition, HSYA significantly reversed up-regulation of NR2B-containing NMDA receptors by exposure to NMDA, while it did not affect the expression of NR2A-containing NMDA ..
  25. Mathern G, Pretorius J, Leite J, Kornblum H, Mendoza D, Lozada A, et al. Hippocampal AMPA and NMDA mRNA levels and subunit immunoreactivity in human temporal lobe epilepsy patients and a rodent model of chronic mesial limbic epilepsy. Epilepsy Res. 1998;32:154-71 pubmed
    ..per granule cell, as well as molecular layer IR, showed increased GluR1 (relative to GluR2/3) and increased NMDAR2b (relative to NMDAR1) compared to autopsies...
  26. Chung H, Huang Y, Lau L, Huganir R. Regulation of the NMDA receptor complex and trafficking by activity-dependent phosphorylation of the NR2B subunit PDZ ligand. J Neurosci. 2004;24:10248-59 pubmed
    ..casein kinase II (CK2) phosphorylates the serine residue (Ser1480) within the C-terminal PDZ ligand (IESDV) of the NR2B subunit of NMDAR in vitro and in vivo...
  27. Gambrill A, Barria A. NMDA receptor subunit composition controls synaptogenesis and synapse stabilization. Proc Natl Acad Sci U S A. 2011;108:5855-60 pubmed publisher
    ..synaptogenesis occurs in parallel with a developmental switch in the subunit composition of NMDA receptors from NR2B to NR2A...
  28. Wu H, Yuen E, Lu Y, Matsushita M, Matsui H, Yan Z, et al. Regulation of N-methyl-D-aspartate receptors by calpain in cortical neurons. J Biol Chem. 2005;280:21588-93 pubmed
    ..Immunoblotting analysis showed that the NR2A and NR2B subunits of NMDARs were markedly degraded in cultured cortical neurons treated with glutamate, and the degradation ..
  29. Liu L, Wong T, Pozza M, Lingenhoehl K, Wang Y, Sheng M, et al. Role of NMDA receptor subtypes in governing the direction of hippocampal synaptic plasticity. Science. 2004;304:1021-4 pubmed
    ..Using hippocampal slice preparations, we showed that selectively blocking NMDARs that contain the NR2B subunit abolishes the induction of LTD but not LTP...
  30. Cousins S, Stephenson F. Identification of N-methyl-D-aspartic acid (NMDA) receptor subtype-specific binding sites that mediate direct interactions with scaffold protein PSD-95. J Biol Chem. 2012;287:13465-76 pubmed publisher
    ..challenged this dogma to demonstrate a second non-ES(E/D)V PSD-95-binding site in both NMDA receptor NR2A and NR2B subunits...
  31. Omkumar R, Kiely M, Rosenstein A, Min K, Kennedy M. Identification of a phosphorylation site for calcium/calmodulindependent protein kinase II in the NR2B subunit of the N-methyl-D-aspartate receptor. J Biol Chem. 1996;271:31670-8 pubmed
    ..L., and MacDonald, J. F. (1994) Nature 369, 230-232). Here we identify a major phosphorylation site on subunit NR2B that is phosphorylated by Ca2+/calmodulin-dependent protein kinase II (CaM kinase II), an abundant protein kinase ..
  32. Toyoda H, Zhao M, Zhuo M. Roles of NMDA receptor NR2A and NR2B subtypes for long-term depression in the anterior cingulate cortex. Eur J Neurosci. 2005;22:485-94 pubmed
    ..In the hippocampus, the NR2A subunit is believed to be involved in the induction of LTP, whereas the NR2B subunit contributes to the formation of LTD...
  33. Foster K, McLaughlin N, Edbauer D, Phillips M, Bolton A, Constantine Paton M, et al. Distinct roles of NR2A and NR2B cytoplasmic tails in long-term potentiation. J Neurosci. 2010;30:2676-85 pubmed publisher
    ..are critical mediators of activity-dependent synaptic plasticity, but the differential roles of NR2A- versus NR2B-containing NMDARs have been controversial...
  34. Shi M, Wu X, Wei C, Yang M, Liu Z, Ren W. Effects of NR2A and NR2B-containing N-methyl-D-aspartate receptors on neuronal-firing properties. Neuroreport. 2011;22:762-6 pubmed publisher
    ..activation of NR2A-containing NMDARs mediated the enhancement of spike adaptation, whereas selective activation of NR2B-containing NMDARs increased the intrinsic excitability, suggesting that NR2A-containing and NR2B-containing NMDARs ..
  35. Lee S, Kim W, Ham B, Chen W, Bear M, Yoon B. Activity-dependent NR2B expression is mediated by MeCP2-dependent epigenetic regulation. Biochem Biophys Res Commun. 2008;377:930-4 pubmed publisher
    ..Here, we demonstrate that suppression of neuronal activity causes mRNA expression of the NR2B subunit to increase significantly, both in vitro and in vivo, and that this modulation of transcription is mediated ..
  36. Martynyuk A, Glushakov A, Sumners C, Laipis P, Dennis D, Seubert C. Impaired glutamatergic synaptic transmission in the PKU brain. Mol Genet Metab. 2005;86 Suppl 1:S34-42 pubmed
    ..PKU mice (Pah(enu2) strain) was significantly increased, whereas expression of the NMDA receptor NR2B subunit was decreased. There was no change in GABA alpha1 subunit expression...
  37. Wainai T, Takeuchi T, Seo N, Mishina M. Regulation of acute nociceptive responses by the NMDA receptor GluRepsilon2 subunit. Neuroreport. 2001;12:3169-72 pubmed
    ..Thus, among NMDA receptor subunits, the GluRepsilon2 subunit specifically plays an important role in the regulation of the acute nociceptive responses. ..
  38. Arning L, Saft C, Wieczorek S, Andrich J, Kraus P, Epplen J. NR2A and NR2B receptor gene variations modify age at onset in Huntington disease in a sex-specific manner. Hum Genet. 2007;122:175-82 pubmed
    ..g. variations in the NR2A and NR2B glutamate receptor subunit genes (GRIN2A, GRIN2B)...
  39. Song R, Lou W. Monosialotetrahexosylganglioside Inhibits the Expression of p-CREB and NR2B in the Auditory Cortex in Rats with Salicylate-Induced Tinnitus. Clin Lab. 2015;61:1113-8 pubmed
    ..effects of monosialotetrahexosylganglioside (GM1) on the expression of N-methyl-D-aspartate receptor subunit 2B (NR2B) and phosphorylated (p)-cyclic AMP response element-binding protein (CREB) in the auditory cortex of rats with ..
  40. Habas A, Kharebava G, Szatmari E, Hetman M. NMDA neuroprotection against a phosphatidylinositol-3 kinase inhibitor, LY294002 by NR2B-mediated suppression of glycogen synthase kinase-3beta-induced apoptosis. J Neurochem. 2006;96:335-48 pubmed
    ..b>NR2B-specific NMDAR blockers antagonized anti-apoptotic effects of NMDA, indicating a critical role of NR2B NMDARs in ..
  41. Singh P, Doshi S, Spaethling J, Hockenberry A, Patel T, Geddes Klein D, et al. N-methyl-D-aspartate receptor mechanosensitivity is governed by C terminus of NR2B subunit. J Biol Chem. 2012;287:4348-59 pubmed publisher
    ..of specific subtypes and demonstrate that the mechanosensitive property is uniquely governed by the NR2B subunit...
  42. Kiraly D, Lemtiri Chlieh F, Levine E, Mains R, Eipper B. Kalirin binds the NR2B subunit of the NMDA receptor, altering its synaptic localization and function. J Neurosci. 2011;31:12554-65 pubmed publisher
    ..Purified PSDs from Kal7(KO) mice contain diminished levels of NR2B, an NMDA receptor subunit that plays a critical role in LTP induction...
  43. Xu Z, Chen R, Gu Q, Yan J, Wang S, Liu S, et al. Metaplastic regulation of long-term potentiation/long-term depression threshold by activity-dependent changes of NR2A/NR2B ratio. J Neurosci. 2009;29:8764-73 pubmed publisher
    ..stimulations (PSs) across a wide range of frequencies (1-100 Hz) could induce bidirectional changes in the NR2A/NR2B ratio, which governs the threshold for subsequent long-term potentiation/long-term depression (LTP/LTD)...
  44. Frasca A, Aalbers M, Frigerio F, Fiordaliso F, Salio M, Gobbi M, et al. Misplaced NMDA receptors in epileptogenesis contribute to excitotoxicity. Neurobiol Dis. 2011;43:507-15 pubmed publisher
    Pharmacological blockade of NR2B-containing N-methyl-d-aspartate receptors (NMDARs) during epileptogenesis reduces neurodegeneration provoked in the rodent hippocampus by status epilepticus...
  45. Maffucci J, Walker D, Ikegami A, Woller M, Gore A. NMDA receptor subunit NR2b: effects on LH release and GnRH gene expression in young and middle-aged female rats, with modulation by estradiol. Neuroendocrinology. 2008;87:129-41 pubmed
    ..Previously, we reported an increase in the expression of the NR2b subunit protein of the NMDA receptor on GnRH neurons in middle-aged compared to young female rats...
  46. Shmelkov S, Hormigo A, Jing D, Proenca C, Bath K, Milde T, et al. Slitrk5 deficiency impairs corticostriatal circuitry and leads to obsessive-compulsive-like behaviors in mice. Nat Med. 2010;16:598-602, 1p following 602 pubmed publisher
    ..Thus, our studies identify Slitrk5 as an essential molecule at corticostriatal synapses and provide a new mouse model of OCD-like behaviors. ..
  47. Jin S, Feig L. Long-term potentiation in the CA1 hippocampus induced by NR2A subunit-containing NMDA glutamate receptors is mediated by Ras-GRF2/Erk map kinase signaling. PLoS ONE. 2010;5:e11732 pubmed publisher
    ..A majority of studies show that both NR2A and NR2B-containing NMDARs can contribute to LTP, but their unique contributions to this form of synaptic plasticity remain ..
  48. Miller B, Gore A. N-Methyl-D-aspartate receptor subunit expression in GnRH neurons changes during reproductive senescence in the female rat. Endocrinology. 2002;143:3568-74 pubmed
    ..Colocalization of the three NMDAR subunits that are most abundant in the hypothalamus (NR1, NR2A, or NR2B) with GnRH perikarya was determined in female rats at different stages of the reproductive life cycle: young (3-4 ..
  49. Trinidad J, Thalhammer A, Specht C, Schoepfer R, Burlingame A. Phosphorylation state of postsynaptic density proteins. J Neurochem. 2005;92:1306-16 pubmed
    ..This approach for the specific enrichment of phosphopeptides resulted in the identification of 42 phosphoproteins in the PSD preparation, 39 of which are known PSD components. Here we present a total of 83 in vivo phosphorylation sites. ..
  50. Choo A, Geddes Klein D, Hockenberry A, Scarsella D, Mesfin M, Singh P, et al. NR2A and NR2B subunits differentially mediate MAP kinase signaling and mitochondrial morphology following excitotoxic insult. Neurochem Int. 2012;60:506-16 pubmed publisher
    ..NR2A- and NR2B-containing NMDARs differentially mediated acute changes in cytosolic calcium, alterations in mitochondrial ..
  51. Liu W, Wang X, Zhang R, Zhou Y. Effects of postnatal exposure to methylmercury on spatial learning and memory and brain NMDA receptor mRNA expression in rats. Toxicol Lett. 2009;188:230-5 pubmed publisher
    ..In hippocampus, the mRNA expression of NR2A and NR2B decreased, but the NR2C expression increased in PND14 group following MMC-treatment (p<0.01)...
  52. Corcoran K, Leaderbrand K, Radulovic J. Extinction of remotely acquired fear depends on an inhibitory NR2B/PKA pathway in the retrosplenial cortex. J Neurosci. 2013;33:19492-8 pubmed publisher
    ..pathways in the in the retrosplenial cortex, we demonstrated that extinction of remote fear uniquely required NR2B-mediated downregulation of the cAMP-dependent protein kinase (PKA)/cAMP response element-binding protein pathway...
  53. Barki Harrington L, Elkobi A, Tzabary T, Rosenblum K. Tyrosine phosphorylation of the 2B subunit of the NMDA receptor is necessary for taste memory formation. J Neurosci. 2009;29:9219-26 pubmed publisher
    ..We found that in rats, novel taste learning leads to elevated phosphorylation of tyrosine 1472 of the NR2B subunit of the NMDAR and increases the interaction of phosphorylated NR2B with the major postsynaptic scaffold ..