CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-020944
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Signal recognition particle receptor subunit alpha 
Protein Synonyms/Alias
 SR-alpha; Docking protein alpha; DP-alpha 
Gene Name
 Srpr 
Gene Synonyms/Alias
  
Created Date
 July 27, 2013 
Organism
 Mus musculus (Mouse) 
NCBI Taxa ID
 10090 
Lysine Modification
Position
Peptide
Type
References
329LKGLVGSKSLSREDMubiquitination[1]
342DMESVLDKMRDHLIAubiquitination[1]
490TMVQLFEKGYGKDAAubiquitination[1]
Reference
 [1] Proteomic analyses reveal divergent ubiquitylation site patterns in murine tissues.
 Wagner SA, Beli P, Weinert BT, Schölz C, Kelstrup CD, Young C, Nielsen ML, Olsen JV, Brakebusch C, Choudhary C.
 Mol Cell Proteomics. 2012 Dec;11(12):1578-85. [PMID: 22790023
Functional Description
 Component of the SRP (signal recognition particle) receptor. Ensures, in conjunction with the signal recognition particle, the correct targeting of the nascent secretory proteins to the endoplasmic reticulum membrane system (By similarity). 
Sequence Annotation
 NP_BIND 423 430 GTP (By similarity).
 NP_BIND 518 522 GTP (By similarity).
 NP_BIND 586 589 GTP (By similarity).
 MOD_RES 295 295 Phosphoserine.
 MOD_RES 296 296 Phosphoserine.
 MOD_RES 297 297 Phosphoserine.  
Keyword
 Complete proteome; Endoplasmic reticulum; GTP-binding; Membrane; Nucleotide-binding; Phosphoprotein; Receptor; Reference proteome. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 636 AA 
Protein Sequence
MLDFFTIFSK GGLVLWCFQG VSDSCTGPVN ALIRSVLLQE RGGNNSFTHE ALTLKYKLDN 60
QFELVFVVGF QKILTLTYVD KLIDDVHRLF RDKYRTEIQQ QSALSLLNGT FDFQNDFLRL 120
LREAEESSKI RAPTTMKKFE DSEKAKKPVR SMIETRGEKT KEKAKNNKKR GAKKEGSDGT 180
LATSKTAPAE KSGLSAGPEN GELSKEELIR RKREEFIQKH GKGLDKSSKS TKSDTPKEKG 240
KKAPRVWELG GCANKEVLDY STPTTNGTPE AALSEDINLI RGTGPGGQLQ DLDCSSSDDE 300
GATQNTKPSA TKGTLGGMFG MLKGLVGSKS LSREDMESVL DKMRDHLIAK NVAADIAVQL 360
CESVANKLEG KVMGTFSTVT STVKQALQES LVQILQPQRR VDMLRDIMDA QRRQRPYVVT 420
FCGVNGVGKS TNLAKISFWL LENGFSVLIA ACDTFRAGAV EQLRTHTRRL TALHPPEKHG 480
GRTMVQLFEK GYGKDAAGIA MEAIAFARNQ GFDVVLVDTA GRMQDNAPLM TALAKLITVN 540
TPDLVLFVGE ALVGNEAVDQ LVKFNRALAD HSMAQTPRLI DGIVLTKFDT IDDKVGAAIS 600
MTYITSKPIV FVGTGQTYCD LRSLNAKAVV AALMKA 636 
Gene Ontology
 GO:0005785; C:signal recognition particle receptor complex; IEA:InterPro.
 GO:0005525; F:GTP binding; IEA:UniProtKB-KW.
 GO:0003924; F:GTPase activity; IEA:InterPro.
 GO:0005047; F:signal recognition particle binding; IEA:InterPro.
 GO:0006614; P:SRP-dependent cotranslational protein targeting to membrane; IEA:InterPro. 
Interpro
 IPR003593; AAA+_ATPase.
 IPR011012; Longin-like_dom.
 IPR027417; P-loop_NTPase.
 IPR007222; Sig_recog_particle_rcpt_asu_N.
 IPR013822; Signal_recog_particl_SRP54_hlx.
 IPR000897; SRP54_GTPase_dom. 
Pfam
 PF04086; SRP-alpha_N
 PF00448; SRP54
 PF02881; SRP54_N 
SMART
 SM00382; AAA
 SM00962; SRP54
 SM00963; SRP54_N 
PROSITE
 PS00300; SRP54 
PRINTS