CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-021088
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 Rap guanine nucleotide exchange factor 4 
Protein Synonyms/Alias
 Exchange factor directly activated by cAMP 2; Exchange protein directly activated by cAMP 2; EPAC 2; cAMP-dependent Rap1 guanine-nucleotide exchange factor; cAMP-regulated guanine nucleotide exchange factor II; cAMP-GEFII 
Gene Name
 Rapgef4 
Gene Synonyms/Alias
 Cgef2; Epac2 
Created Date
 July 27, 2013 
Organism
 Mus musculus (Mouse) 
NCBI Taxa ID
 10090 
Lysine Modification
Position
Peptide
Type
References
184KENVPSEKILRAGKIubiquitination[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
 Guanine nucleotide exchange factor (GEF) for RAP1A, RAP1B and RAP2A small GTPases that is activated by binding cAMP. Seems not to activate RAB3A. Involved in cAMP-dependent, PKA- independent exocytosis through interaction with RIMS2. 
Sequence Annotation
 DOMAIN 216 291 DEP.
 DOMAIN 496 634 N-terminal Ras-GEF.
 DOMAIN 772 1009 Ras-GEF.
 NP_BIND 43 166 cAMP 1.
 NP_BIND 356 476 cAMP 2.
 MOD_RES 681 681 Phosphotyrosine.  
Keyword
 3D-structure; Alternative promoter usage; Alternative splicing; cAMP; cAMP-binding; Complete proteome; Cytoplasm; Exocytosis; Guanine-nucleotide releasing factor; Membrane; Nucleotide-binding; Phosphoprotein; Reference proteome; Repeat. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 1011 AA 
Protein Sequence
MVAAHAAHSQ SSAEWIACLD KRPLERSSED VDIIFTRLKG VKAFEKFHPN LLRQICLCGY 60
YENLEKGITL FRQGDIGTNW YAVLAGSLDV KVSETSSHQD AVTICTLGIG TAFGESILDN 120
TPRHATIVTR ESSELLRIEQ EDFKALWEKY RQYMAGLLAP PYGVMETGSN NDRIPDKENV 180
PSEKILRAGK ILRIAILSRA PHMIRDRKYH LKTYRQCCVG TELVDWMIQQ TSCVHSRTQA 240
VGMWQVLLED GVLNHVDQER HFQDKYLFYR FLDDEREDAP LPTEEEKKEC DEELQDTMLL 300
LSQMGPDAHM RMILRKPPGQ RTVDDLEIIY DELLHIKALS HLSTTVKREL AGVLIFESHA 360
KGGTVLFNQG EEGTSWYIIL KGSVNVVIYG KGVVCTLHEG DDFGKLALVN DAPRAASIVL 420
REDNCHFLRV DKEDFNRILR DVEANTVRLK EHDQDVLVLE KVPAGNRAAN QGNSQPQQKY 480
TVMSGTPEKI LEHFLETIRL EPSLNEATDS VLNDFVMMHC VFMPNTQLCP ALVAHYHAQP 540
SQGTEQERMD YALNNKRRVI RLVLQWAAMY GDLLQEDDVA MAFLEEFYVS VSDDARMMAA 600
FKEQLPELEK IVKQISEDAK APQKKHKVLL QQFNTGDERA QKRQPIRGSD EVLFKVYCID 660
HTYTTIRVPV AASVKEVISA VADKLGSGEG LIIVKMNSGG EKVVLKSNDV SVFTTLTING 720
RLFACPREQF DSLTPLPEQE GPTTGTVGTF ELMSSKDLAY QMTTYDWELF NCVHELELIY 780
HTFGRHNFKK TTANLDLFLR RFNEIQFWVV TEVCLCSQLS KRVQLLKKFI KIAAHCKEYK 840
NLNSFFAIVM GLSNVAVSRL ALTWEKLPSK FKKFYAEFES LMDPSRNHRA YRLTAAKLEP 900
PLIPFMPLLI KDMTFTHEGN KTFIDNLVNF EKMRMIANTA RTVRYYRSQP FNPDAAQANK 960
NHQDVRSYVR QLNVIDNQRT LSQMSHRLEP RRP 993 
Gene Ontology
 GO:0005952; C:cAMP-dependent protein kinase complex; IEA:InterPro.
 GO:0005829; C:cytosol; IDA:MGI.
 GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
 GO:0030552; F:cAMP binding; IDA:UniProtKB.
 GO:0008603; F:cAMP-dependent protein kinase regulator activity; IEA:InterPro.
 GO:0005088; F:Ras guanyl-nucleotide exchange factor activity; IDA:UniProtKB.
 GO:0017156; P:calcium ion-dependent exocytosis; IDA:MGI.
 GO:0019933; P:cAMP-mediated signaling; IDA:MGI.
 GO:0030073; P:insulin secretion; IDA:MGI.
 GO:0017157; P:regulation of exocytosis; IDA:MGI.
 GO:0051056; P:regulation of small GTPase mediated signal transduction; IEA:InterPro.
 GO:0007264; P:small GTPase mediated signal transduction; IEA:InterPro. 
Interpro
 IPR002373; cAMP/cGMP_kin.
 IPR018490; cNMP-bd-like.
 IPR000595; cNMP-bd_dom.
 IPR000591; DEP_dom.
 IPR000159; Ras-assoc.
 IPR000651; Ras-like_Gua-exchang_fac_N.
 IPR019804; Ras_G-nucl-exch_fac_CS.
 IPR008937; Ras_GEF.
 IPR023578; Ras_GEF_dom.
 IPR001895; RasGRF_CDC25.
 IPR014710; RmlC-like_jellyroll.
 IPR011991; WHTH_DNA-bd_dom. 
Pfam
 PF00027; cNMP_binding
 PF00610; DEP
 PF00788; RA
 PF00617; RasGEF
 PF00618; RasGEF_N 
SMART
 SM00100; cNMP
 SM00049; DEP
 SM00147; RasGEF
 SM00229; RasGEFN 
PROSITE
 PS00888; CNMP_BINDING_1
 PS00889; CNMP_BINDING_2
 PS50042; CNMP_BINDING_3
 PS50186; DEP
 PS00720; RASGEF
 PS50009; RASGEF_CAT
 PS50212; RASGEF_NTER 
PRINTS
 PR00103; CAMPKINASE.