Identification
HMDB Protein ID CDBP01522
Secondary Accession Numbers Not Available
Name Glutamate [NMDA] receptor subunit epsilon-2
Description Not Available
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 Receptor
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
GO Classification
Biological Process
positive regulation of neuron death
regulation of NMDA receptor activity
multicellular organismal development
learning or memory
protein heterotetramerization
regulation of excitatory postsynaptic membrane potential
long-term synaptic potentiation
glutamate receptor signaling pathway
response to ethanol
ephrin receptor signaling pathway
brain development
regulation of synaptic plasticity
calcium ion transmembrane import into cytosol
MAPK cascade
excitatory chemical synaptic transmission
synaptic transmission, glutamatergic
negative regulation of dendritic spine maintenance
regulation of synaptic transmission
positive regulation of cysteine-type endopeptidase activity
synaptic transmission
Cellular Component
cell surface
cytoplasm
plasma membrane
synaptic membrane
postsynaptic membrane
cell
NMDA selective glutamate receptor complex
lysosome
postsynaptic density membrane
late endosome
neuron projection
postsynaptic density
integral to plasma membrane
Component
membrane
cell part
periplasmic space
outer membrane-bounded periplasmic space
Function
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
receptor activity
transmembrane receptor activity
Molecular Function
glycine binding
glutamate receptor activity
glutamate-gated calcium ion channel activity
ligand-gated ion channel activity
NMDA glutamate receptor activity
signaling receptor activity
transmitter-gated ion channel activity involved in regulation of postsynaptic membrane potential
beta-amyloid binding
zinc ion binding
glutamate binding
Process
establishment of localization
transport
ion transport
Cellular Location
  1. Cell membrane
  2. Cell membrane
  3. Cytoplasm
  4. Lysosome
  5. Multi-pass membrane protein
  6. Multi-pass membrane protein
  7. cytoskeleton
  8. Cell junction
  9. Cell junction
  10. synapse
  11. synapse
  12. postsynaptic cell membrane
  13. postsynaptic cell membrane
  14. late endosome
Pathways
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
  • ["558-576", "631-646", "818-837"]
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
GenBank Gene ID BC113618
GeneCard ID GRIN2B
GenAtlas ID GRIN2B
HGNC ID HGNC:4586
References
General References Not Available