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Identification
HMDB Protein ID HMDBP01644
Secondary Accession Numbers
  • 6969
Name Glutamate [NMDA] receptor subunit epsilon-2
Synonyms
  1. N-methyl D-aspartate receptor subtype 2B
  2. N-methyl-D-aspartate receptor subunit 3
  3. NMDAR2B
  4. NR2B
  5. NR3
  6. hNR3
Gene Name GRIN2B
Protein Type Unknown
Biological Properties
General Function Involved in ionotropic glutamate receptor activity
Specific Function NMDA receptor subtype of glutamate-gated ion channels with high calcium permeability and voltage-dependent sensitivity to magnesium. Mediated by glycine
Pathways Not Available
Reactions Not Available
GO Classification
Component
membrane
cell part
periplasmic space
outer membrane-bounded periplasmic space
Function
receptor activity
transmembrane receptor activity
transmembrane transporter activity
substrate-specific transmembrane transporter activity
ion transmembrane transporter activity
molecular transducer activity
signal transducer activity
transporter activity
ion channel activity
ligand-gated ion channel activity
extracellular ligand-gated ion channel activity
excitatory extracellular ligand-gated ion channel activity
extracellular-glutamate-gated ion channel activity
glutamate receptor activity
ionotropic glutamate receptor activity
Process
establishment of localization
transport
ion transport
Cellular Location
  1. Cell membrane
  2. Multi-pass membrane protein
  3. Multi-pass membrane protein
  4. Cell junction
  5. synapse
  6. postsynaptic cell membrane
Gene Properties
Chromosome Location Chromosome:1
Locus 12p12
SNPs GRIN2B
Gene Sequence
>4455 bp
ATGAAGCCCAGAGCGGAGTGCTGTTCTCCCAAGTTCTGGTTGGTGTTGGCCGTCCTGGCC
GTGTCAGGCAGCAGAGCTCGTTCTCAGAAGAGCCCCCCCAGCATTGGCATTGCTGTCATC
CTCGTGGGCACTTCCGACGAGGTGGCCATCAAGGATGCCCACGAGAAAGATGATTTCCAC
CATCTCTCCGTGGTACCCCGGGTGGAACTGGTAGCCATGAATGAGACCGACCCAAAGAGC
ATCATCACCCGCATCTGTGATCTCATGTCTGACCGGAAGATCCAGGGGGTGGTGTTTGCT
GATGACACAGACCAGGAAGCCATCGCCCAGATCCTCGATTTCATTTCAGCACAGACTCTC
ACCCCGATCCTGGGCATCCACGGGGGCTCCTCTATGATAATGGCAGATAAGGATGAATCC
TCCATGTTCTTCCAGTTTGGCCCATCAATTGAACAGCAAGCTTCCGTAATGCTCAACATC
ATGGAAGAATATGACTGGTACATCTTTTCTATCGTCACCACCTATTTCCCTGGCTACCAG
GACTTTGTAAACAAGATCCGCAGCACCATTGAGAATAGCTTTGTGGGCTGGGAGCTAGAG
GAGGTCCTCCTACTGGACATGTCCCTGGACGATGGAGATTCTAAGATCCAGAATCAGCTC
AAGAAACTTCAAAGCCCCATCATTCTTCTTTACTGTACCAAGGAAGAAGCCACCTACATC
TTTGAAGTGGCCAACTCAGTAGGGCTGACTGGCTATGGCTACACGTGGATCGTGCCCAGT
CTGGTGGCAGGGGATACAGACACAGTGCCTGCGGAGTTCCCCACTGGGCTCATCTCTGTA
TCATATGATGAATGGGACTATGGCCTCCCCGCCAGAGTGAGAGATGGAATTGCCATAATC
ACCACTGCTGCTTCTGACATGCTGTCTGAGCACAGCTTCATCCCTGAGCCCAAAAGCAGT
TGTTACAACACCCACGAGAAGAGAATCTACCAGTCCAATATGCTAAATAGGTATCTGATC
AATGTCACTTTTGAGGGGAGGAATTTGTCCTTCAGTGAAGATGGCTACCAGATGCACCCG
AAACTGGTGATAATTCTTCTGAACAAGGAGAGGAAGTGGGAAAGGGTGGGGAAGTGGAAA
GACAAGTCCCTGCAGATGAAGTACTATGTGTGGCCCCGAATGTGTCCAGAGACTGAAGAG
CAGGAGGATGACCATCTGAGCATTGTGACCCTGGAGGAGGCACCATTTGTCATTGTGGAA
AGTGTGGACCCTCTGAGTGGAACCTGCATGAGGAACACAGTCCCCTGCCAAAAACGCATA
GTCACTGAGAATAAAACAGACGAGGAGCCGGGTTACATCAAAAAATGCTGCAAGGGGTTC
TGTATTGACATCCTTAAGAAAATTTCTAAATCTGTGAAGTTCACCTATGACCTTTACCTG
GTTACCAATGGCAAGCATGGGAAGAAAATCAATGGAACCTGGAATGGTATGATTGGAGAG
GTGGTCATGAAGAGGGCCTACATGGCAGTGGGCTCACTCACCATCAATGAGGAACGATCG
GAGGTGGTCGACTTCTCTGTGCCCTTCATAGAGACAGGCATCAGTGTCATGGTGTCACGC
AGCAATGGGACTGTCTCACCTTCTGCCTTCTTAGAGCCATTCAGTGCTGACGTATGGGTG
ATGATGTTTGTGATGCTGCTCATCGTCTCAGCCGTGGCTGTCTTTGTCTTTGAGTACTTC
AGCCCTGTGGGTTATAACAGGTGCCTCGCTGATGGCAGAGAGCCTGGTGGACCCTCTTTC
ACCATCGGCAAAGCTATTTGGTTGCTCTGGGGTCTGGTGTTTAACAACTCCGTACCTGTG
CAGAACCCAAAGGGGACCACCTCCAAGATCATGGTGTCAGTGTGGGCCTTCTTTGCTGTC
ATCTTCCTGGCCAGCTACACTGCCAACTTAGCTGCCTTCATGATCCAAGAGGAATATGTG
GACCAGGTTTCTGGCCTGAGCGACAAAAAGTTCCAGAGACCTAATGACTTCTCACCCCCT
TTCCGCTTTGGGACCGTGCCCAACGGCAGCACAGAGAGAAATATTCGCAATAACTATGCA
GAAATGCATGCCTACATGGGAAAGTTCAACCAGAGGGGTGTAGATGATGCATTGCTCTCC
CTGAAAACAGGGAAACTGGATGCCTTCATCTATGATGCAGCAGTGCTGAACTATATGGCA
GGCAGAGATGAAGGCTGCAAGCTGGTGACCATTGGCAGTGGGAAGGTCTTTGCTTCCACT
GGCTATGGCATTGCCATCCAAAAAGATTCTGGGTGGAAGCGCCAGGTGGACCTTGCTATC
CTGCAGCTCTTTGGAGATGGGGAGATGGAAGAACTGGAAGCTCTCTGGCTCACTGGCATT
TGTCACAATGAGAAGAATGAGGTCATGAGCAGCCAGCTGGACATTGACAACATGGCAGGG
GTCTTCTACATGTTGGGGGCGGCCATGGCTCTCAGCCTCATCACCTTCATCTGCGAACAC
CTTTTCTATTGGCAGTTCCGACATTGCTTTATGGGTGTCTGTTCTGGCAAGCCTGGCATG
GTCTTCTCCATCAGCAGAGGTATCTACAGCTGCATCCATGGGGTGGCGATCGAGGAGCGC
CAGTCTGTAATGAACTCCCCCACCGCAACCATGAACAACACACACTCCAACATCCTGCGC
CTGCTGCGCACGGCCAAGAACATGGCTAACCTGTCTGGTGTGAATGGCTCACCGCAGAGC
GCCCTGGACTTCATCCGACGGGAGTCATCCGTCTATGACATCTCAGAGCACCGCCGCAGC
TTCACGCATTCTGACTGCAAATCCTACAACAACCCGCCCTGTGAGGAGAACCTCTTCAGT
GACTACATCAGTGAGGTAGAGAGAACGTTCGGGAACCTGCAGCTGAAGGACAGCAACGTG
TACCAAGATCACTACCACCATCACCACCGGCCCCATAGTATTGGCAGTGCCAGCTCCATC
GATGGGCTCTACGACTGTGACAACCCACCCTTCACCACCCAGTCCAGGTCCATCAGCAAG
AAGCCCCTGGACATCGGCCTCCCCTCCTCCAAGCACAGCCAGCTCAGTGACCTGTACGGC
AAATTCTCCTTCAAGAGCGACCGCTACAGTGGCCACGACGACTTGATCCGCTCCGATGTC
TCTGACATCTCAACCCACACCGTCACCTATGGGAACATCGAGGGCAATGCCGCCAAGAGG
CGTAAGCAGCAATATAAGGACAGCCTGAAGAAGCGGCCTGCCTCGGCCAAGTCCCGCAGG
GAGTTTGACGAGATCGAGCTGGCCTACCGTCGCCGACCGCCCCGCTCCCCTGACCACAAG
CGCTACTTCAGGGACAAGGAAGGGCTACGGGACTTCTACCTGGACCAGTTCCGAACAAAG
GAGAACTCACCCCACTGGGAGCACGTAGACCTGACCGACATCTACAAGGAGCGGAGTGAT
GACTTTAAGCGCGACTCCGTCAGCGGAGGAGGGCCCTGTACCAACAGGTCTCATATCAAG
CACGGGACGGGCGACAAACACGGCGTGGTCAGCGGGGTACCTGCACCTTGGGAGAAGAAC
CTGACCAACGTGGAGTGGGAGGACCGGTCCGGGGGCAACTTCTGCCGCAGCTGTCCCTCC
AAGCTGCACAACTACTCCACGACGGTGACGGGTCAGAACTCGGGCAGGCAGGCGTGCATC
CGGTGTGAGGCTTGCAAGAAAGCAGGCAACCTGTATGACATCAGTGAGGACAACTCCCTG
CAGGAACTGGACCAGCCGGCTGCCCCAGTGGCGGTGACGTCAAACGCCTCCACCACTAAG
TACCCTCAGAGCCCGACTAATTCCAAGGCCCAGAAGAAGAACCGGAACAAACTGCGCCGG
CAGCACTCCTACGACACCTTCGTGGACCTGCAGAAGGAAGAAGCCGCCCTGGCCCCGCGC
AGCGTAAGCCTGAAAGACAAGGGCCGATTCATGGATGGGAGCCCCTACGCCCACATGTTT
GAGATGTCAGCTGGCGAGAGCACCTTTGCCAACAACAAGTCCTCAGTGCCCACTGCCGGA
CATCACCACCACAACAACCCCGGCGGCGGGTACATGCTCAGCAAGTCGCTCTACCCTGAC
CGGGTCACGCAAAACCCTTTCATCCCCACTTTTGGGGACGACCAGTGCTTGCTCCATGGC
AGCAAATCCTACTTCTTCAGGCAGCCCACGGTGGCGGGGGCGTCGAAAGCCAGGCCGGAC
TTCCGGGCCCTTGTCACCAACAAGCCGGTGGTCTCGGCCCTTCATGGGGCCGTGCCAGCC
CGTTTCCAGAAGGACATCTGTATAGGGAACCAGTCCAACCCCTGTGTGCCTAACAACAAA
AACCCCAGGGCTTTCAATGGCTCCAGCAATGGGCATGTTTATGAGAAACTTTCTAGTATT
GAGTCTGATGTCTGA
Protein Properties
Number of Residues 1484
Molecular Weight 166365.9
Theoretical pI 6.92
Pfam Domain Function
Signals
  • 1-26
Transmembrane Regions
  • 558-578
  • 635-655
  • 818-838
Protein Sequence
>Glutamate [NMDA] receptor subunit epsilon-2
MKPRAECCSPKFWLVLAVLAVSGSRARSQKSPPSIGIAVILVGTSDEVAIKDAHEKDDFH
HLSVVPRVELVAMNETDPKSIITRICDLMSDRKIQGVVFADDTDQEAIAQILDFISAQTL
TPILGIHGGSSMIMADKDESSMFFQFGPSIEQQASVMLNIMEEYDWYIFSIVTTYFPGYQ
DFVNKIRSTIENSFVGWELEEVLLLDMSLDDGDSKIQNQLKKLQSPIILLYCTKEEATYI
FEVANSVGLTGYGYTWIVPSLVAGDTDTVPAEFPTGLISVSYDEWDYGLPARVRDGIAII
TTAASDMLSEHSFIPEPKSSCYNTHEKRIYQSNMLNRYLINVTFEGRNLSFSEDGYQMHP
KLVIILLNKERKWERVGKWKDKSLQMKYYVWPRMCPETEEQEDDHLSIVTLEEAPFVIVE
SVDPLSGTCMRNTVPCQKRIVTENKTDEEPGYIKKCCKGFCIDILKKISKSVKFTYDLYL
VTNGKHGKKINGTWNGMIGEVVMKRAYMAVGSLTINEERSEVVDFSVPFIETGISVMVSR
SNGTVSPSAFLEPFSADVWVMMFVMLLIVSAVAVFVFEYFSPVGYNRCLADGREPGGPSF
TIGKAIWLLWGLVFNNSVPVQNPKGTTSKIMVSVWAFFAVIFLASYTANLAAFMIQEEYV
DQVSGLSDKKFQRPNDFSPPFRFGTVPNGSTERNIRNNYAEMHAYMGKFNQRGVDDALLS
LKTGKLDAFIYDAAVLNYMAGRDEGCKLVTIGSGKVFASTGYGIAIQKDSGWKRQVDLAI
LQLFGDGEMEELEALWLTGICHNEKNEVMSSQLDIDNMAGVFYMLGAAMALSLITFICEH
LFYWQFRHCFMGVCSGKPGMVFSISRGIYSCIHGVAIEERQSVMNSPTATMNNTHSNILR
LLRTAKNMANLSGVNGSPQSALDFIRRESSVYDISEHRRSFTHSDCKSYNNPPCEENLFS
DYISEVERTFGNLQLKDSNVYQDHYHHHHRPHSIGSASSIDGLYDCDNPPFTTQSRSISK
KPLDIGLPSSKHSQLSDLYGKFSFKSDRYSGHDDLIRSDVSDISTHTVTYGNIEGNAAKR
RKQQYKDSLKKRPASAKSRREFDEIELAYRRRPPRSPDHKRYFRDKEGLRDFYLDQFRTK
ENSPHWEHVDLTDIYKERSDDFKRDSVSGGGPCTNRSHIKHGTGDKHGVVSGVPAPWEKN
LTNVEWEDRSGGNFCRSCPSKLHNYSTTVTGQNSGRQACIRCEACKKAGNLYDISEDNSL
QELDQPAAPVAVTSNASTTKYPQSPTNSKAQKKNRNKLRRQHSYDTFVDLQKEEAALAPR
SVSLKDKGRFMDGSPYAHMFEMSAGESTFANNKSSVPTAGHHHHNNPGGGYMLSKSLYPD
RVTQNPFIPTFGDDQCLLHGSKSYFFRQPTVAGASKARPDFRALVTNKPVVSALHGAVPA
RFQKDICIGNQSNPCVPNNKNPRAFNGSSNGHVYEKLSSIESDV
GenBank ID Protein 109730561
UniProtKB/Swiss-Prot ID Q13224
UniProtKB/Swiss-Prot Entry Name NMDE2_HUMAN
PDB IDs Not Available
GenBank Gene ID BC113618
GeneCard ID GRIN2B
GenAtlas ID GRIN2B
HGNC ID HGNC:4586
References
General References
  1. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [PubMed:15489334 ]
  2. Wu Y, Dowbenko D, Spencer S, Laura R, Lee J, Gu Q, Lasky LA: Interaction of the tumor suppressor PTEN/MMAC with a PDZ domain of MAGI3, a novel membrane-associated guanylate kinase. J Biol Chem. 2000 Jul 14;275(28):21477-85. [PubMed:10748157 ]
  3. Hess SD, Daggett LP, Crona J, Deal C, Lu CC, Urrutia A, Chavez-Noriega L, Ellis SB, Johnson EC, Velicelebi G: Cloning and functional characterization of human heteromeric N-methyl-D-aspartate receptors. J Pharmacol Exp Ther. 1996 Aug;278(2):808-16. [PubMed:8768735 ]
  4. Adams SL, Foldes RL, Kamboj RK: Human N-methyl-D-aspartate receptor modulatory subunit hNR3: cloning and sequencing of the cDNA and primary structure of the protein. Biochim Biophys Acta. 1995 Jan 2;1260(1):105-8. [PubMed:7999784 ]
  5. Mandich P, Schito AM, Bellone E, Antonacci R, Finelli P, Rocchi M, Ajmar F: Mapping of the human NMDAR2B receptor subunit gene (GRIN2B) to chromosome 12p12. Genomics. 1994 Jul 1;22(1):216-8. [PubMed:7959773 ]
  6. Schito AM, Pizzuti A, Di Maria E, Schenone A, Ratti A, Defferrari R, Bellone E, Mancardi GL, Ajmar F, Mandich P: mRNA distribution in adult human brain of GRIN2B, a N-methyl-D-aspartate (NMDA) receptor subunit. Neurosci Lett. 1997 Dec 12;239(1):49-53. [PubMed:9547169 ]