CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-007965
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Gamma-aminobutyric acid receptor subunit beta-2 
Protein Synonyms/Alias
 GABA(A) receptor subunit beta-2 
Gene Name
 GABRB2 
Gene Synonyms/Alias
  
Created Date
 July 27, 2013 
Organism
 Homo sapiens (Human) 
NCBI Taxa ID
 9606 
Lysine Modification
Position
Peptide
Type
References
45ETVDRLLKGYDIRLRubiquitination[1, 2]
Reference
 [1] Tryptic digestion of ubiquitin standards reveals an improved strategy for identifying ubiquitinated proteins by mass spectrometry.
 Denis NJ, Vasilescu J, Lambert JP, Smith JC, Figeys D.
 Proteomics. 2007 Mar;7(6):868-74. [PMID: 17370265]
 [2] hCKSAAP_UbSite: improved prediction of human ubiquitination sites by exploiting amino acid pattern and properties.
 Chen Z, Zhou Y, Song J, Zhang Z.
 Biochim Biophys Acta. 2013 Aug;1834(8):1461-7. [PMID: 23603789
Functional Description
 GABA, the major inhibitory neurotransmitter in the vertebrate brain, mediates neuronal inhibition by binding to the GABA/benzodiazepine receptor and opening an integral chloride channel. 
Sequence Annotation
 MOD_RES 434 434 Phosphotyrosine (By similarity).
 MOD_RES 441 441 Phosphotyrosine (By similarity).
 CARBOHYD 32 32 N-linked (GlcNAc...) (Potential).
 CARBOHYD 104 104 N-linked (GlcNAc...) (Potential).
 CARBOHYD 173 173 N-linked (GlcNAc...) (Potential).
 DISULFID 160 174 By similarity.
 CROSSLNK 45 45 Glycyl lysine isopeptide (Lys-Gly)  
Keyword
 Alternative splicing; Cell junction; Cell membrane; Chloride; Chloride channel; Complete proteome; Disulfide bond; Glycoprotein; Ion channel; Ion transport; Isopeptide bond; Ligand-gated ion channel; Membrane; Phosphoprotein; Postsynaptic cell membrane; Receptor; Reference proteome; Signal; Synapse; Transmembrane; Transmembrane helix; Transport; Ubl conjugation. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 512 AA 
Protein Sequence
MWRVRKRGYF GIWSFPLIIA AVCAQSVNDP SNMSLVKETV DRLLKGYDIR LRPDFGGPPV 60
AVGMNIDIAS IDMVSEVNMD YTLTMYFQQA WRDKRLSYNV IPLNLTLDNR VADQLWVPDT 120
YFLNDKKSFV HGVTVKNRMI RLHPDGTVLY GLRITTTAAC MMDLRRYPLD EQNCTLEIES 180
YGYTTDDIEF YWRGDDNAVT GVTKIELPQF SIVDYKLITK KVVFSTGSYP RLSLSFKLKR 240
NIGYFILQTY MPSILITILS WVSFWINYDA SAARVALGIT TVLTMTTINT HLRETLPKIP 300
YVKAIDMYLM GCFVFVFMAL LEYALVNYIF FGRGPQRQKK AAEKAASANN EKMRLDVNKI 360
FYKDIKQNGT QYRSLWDPTG NLSPTRRTTN YDFSLYTMDP HENILLSTLE IKNEMATSEA 420
VMGLGDPRST MLAYDASSIQ YRKAGLPRHS FGRNALERHV AQKKSRLRRR ASQLKITIPD 480
LTDVNAIDRW SRIFFPVVFS FFNIVYWLYY VN 512 
Gene Ontology
 GO:0030054; C:cell junction; IEA:UniProtKB-KW.
 GO:0034707; C:chloride channel complex; IEA:UniProtKB-KW.
 GO:0005829; C:cytosol; IEA:Compara.
 GO:0005887; C:integral to plasma membrane; TAS:ProtInc.
 GO:0045211; C:postsynaptic membrane; IEA:UniProtKB-SubCell.
 GO:0005254; F:chloride channel activity; IEA:UniProtKB-KW.
 GO:0004890; F:GABA-A receptor activity; ISS:BHF-UCL.
 GO:0005237; F:inhibitory extracellular ligand-gated ion channel activity; IEA:Compara.
 GO:0090102; P:cochlea development; IEA:Compara.
 GO:0007214; P:gamma-aminobutyric acid signaling pathway; TAS:ProtInc.
 GO:0060119; P:inner ear receptor cell development; IEA:Compara.
 GO:0060384; P:innervation; IEA:Compara.
 GO:0034220; P:ion transmembrane transport; TAS:Reactome.
 GO:0007605; P:sensory perception of sound; IEA:Compara.
 GO:0051932; P:synaptic transmission, GABAergic; ISS:BHF-UCL. 
Interpro
 IPR006028; GABAA_rcpt.
 IPR002289; GABAAb_rcpt.
 IPR006202; Neur_chan_lig-bd.
 IPR006201; Neur_channel.
 IPR006029; Neurotrans-gated_channel_TM.
 IPR018000; Neurotransmitter_ion_chnl_CS. 
Pfam
 PF02931; Neur_chan_LBD
 PF02932; Neur_chan_memb 
SMART
  
PROSITE
 PS00236; NEUROTR_ION_CHANNEL 
PRINTS
 PR01160; GABAARBETA.
 PR00253; GABAARECEPTR.
 PR00252; NRIONCHANNEL.