UniProtKB - Q9JKF1 (IQGA1_MOUSE)
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Protein
Ras GTPase-activating-like protein IQGAP1
Gene
Iqgap1
Organism
Mus musculus (Mouse)
Status
Functioni
Binds to activated CDC42 but does not stimulate its GTPase activity. It associates with calmodulin. Could serve as an assembly scaffold for the organization of a multimolecular complex that would interface incoming signals to the reorganization of the actin cytoskeleton at the plasma membrane. May promote neurite outgrowth.
GO - Molecular functioni
- cadherin binding Source: MGI
- calmodulin binding Source: MGI
- mitogen-activated protein kinase binding Source: Ensembl
- phosphatidylinositol-3,4,5-trisphosphate binding Source: UniProtKB
- protein complex binding Source: Ensembl
- protein domain specific binding Source: MGI
- protein kinase binding Source: MGI
- protein phosphatase binding Source: MGI
- protein serine/threonine kinase activator activity Source: MGI
- Rac GTPase binding Source: MGI
- Rho GTPase binding Source: MGI
- S100 protein binding Source: MGI
GO - Biological processi
- cellular response to calcium ion Source: MGI
- cellular response to epidermal growth factor stimulus Source: BHF-UCL
- cellular response to fibroblast growth factor stimulus Source: BHF-UCL
- cellular response to platelet-derived growth factor stimulus Source: BHF-UCL
- epidermal growth factor receptor signaling pathway Source: BHF-UCL
- fibroblast growth factor receptor signaling pathway Source: BHF-UCL
- glomerular visceral epithelial cell development Source: UniProtKB
- negative regulation of dephosphorylation Source: MGI
- neuron projection extension Source: MGI
- platelet-derived growth factor receptor signaling pathway Source: BHF-UCL
- positive regulation of cellular protein localization Source: Ensembl
- positive regulation of dendrite development Source: Ensembl
- positive regulation of focal adhesion assembly Source: Ensembl
- positive regulation of MAP kinase activity Source: Ensembl
- positive regulation of peptidyl-tyrosine autophosphorylation Source: Ensembl
- positive regulation of protein kinase activity Source: BHF-UCL
- positive regulation of vascular associated smooth muscle cell migration Source: Ensembl
- regulation of cytokine production Source: MGI
- regulation of GTPase activity Source: InterPro
- response to angiotensin Source: Ensembl
Keywordsi
| Molecular function | Calmodulin-binding |
Enzyme and pathway databases
| Reactomei | R-MMU-373753. Nephrin interactions. R-MMU-5626467. RHO GTPases activate IQGAPs. R-MMU-6798695. Neutrophil degranulation. |
Names & Taxonomyi
| Protein namesi | Recommended name: Ras GTPase-activating-like protein IQGAP1 |
| Gene namesi | Name:Iqgap1 |
| Organismi | Mus musculus (Mouse) |
| Taxonomic identifieri | 10090 [NCBI] |
| Taxonomic lineagei | Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Glires › Rodentia › Myomorpha › Muroidea › Muridae › Murinae › Mus › Mus |
| Proteomesi |
|
Organism-specific databases
| MGIi | MGI:1352757. Iqgap1. |
Subcellular locationi
- Cell membrane By similarity
GO - Cellular componenti
- actin cytoskeleton Source: Ensembl
- axon Source: UniProtKB
- cell-cell junction Source: MGI
- cell leading edge Source: MGI
- cytoplasm Source: MGI
- cytoplasmic ribonucleoprotein granule Source: MGI
- extracellular exosome Source: MGI
- extrinsic component of cytoplasmic side of plasma membrane Source: UniProtKB
- focal adhesion Source: MGI
- growth cone Source: UniProtKB
- intracellular ribonucleoprotein complex Source: MGI
- lateral plasma membrane Source: MGI
- membrane Source: MGI
- membrane raft Source: Ensembl
- microtubule Source: MGI
- midbody Source: MGI
- neuron projection Source: MGI
- nucleus Source: Ensembl
- protein complex Source: Ensembl
- ruffle Source: MGI
- slit diaphragm Source: UniProtKB
Keywords - Cellular componenti
Cell membrane, MembranePTM / Processingi
Molecule processing
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Initiator methioninei | RemovedBy similarity | |||
| ChainiPRO_0000056649 | 2 – 1657 | Ras GTPase-activating-like protein IQGAP1Add BLAST | 1656 |
Amino acid modifications
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Modified residuei | 2 | N-acetylserineBy similarity | 1 | |
| Modified residuei | 2 | PhosphoserineBy similarity | 1 | |
| Modified residuei | 172 | PhosphotyrosineCombined sources | 1 | |
| Modified residuei | 330 | PhosphoserineBy similarity | 1 |
Keywords - PTMi
Acetylation, PhosphoproteinProteomic databases
| EPDi | Q9JKF1. |
| MaxQBi | Q9JKF1. |
| PaxDbi | Q9JKF1. |
| PeptideAtlasi | Q9JKF1. |
| PRIDEi | Q9JKF1. |
PTM databases
| iPTMneti | Q9JKF1. |
| PhosphoSitePlusi | Q9JKF1. |
| SwissPalmi | Q9JKF1. |
Expressioni
Gene expression databases
| Bgeei | ENSMUSG00000030536. |
| CleanExi | MM_IQGAP1. |
| ExpressionAtlasi | Q9JKF1. baseline and differential. |
| Genevisiblei | Q9JKF1. MM. |
Interactioni
Subunit structurei
Interacts with CDC42; the interaction is demonstrated with IQGAP1 in GTP-bound and in nucleotide-free state. Interacts with RAC1. Does not interact with RHOA. Interacts with TSG101. Interacts with PAK6 (By similarity). In case of infection, interacts with S.typhimurium protein sseI.By similarity2 Publications
Binary interactionsi
GO - Molecular functioni
- cadherin binding Source: MGI
- calmodulin binding Source: MGI
- mitogen-activated protein kinase binding Source: Ensembl
- protein complex binding Source: Ensembl
- protein domain specific binding Source: MGI
- protein kinase binding Source: MGI
- protein phosphatase binding Source: MGI
- Rac GTPase binding Source: MGI
- Rho GTPase binding Source: MGI
- S100 protein binding Source: MGI
Protein-protein interaction databases
| BioGridi | 205938. 9 interactors. |
| IntActi | Q9JKF1. 12 interactors. |
| MINTi | MINT-1563339. |
| STRINGi | 10090.ENSMUSP00000128278. |
Structurei
3D structure databases
| ProteinModelPortali | Q9JKF1. |
| SMRi | Q9JKF1. |
| ModBasei | Search... |
| MobiDBi | Search... |
Family & Domainsi
Domains and Repeats
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Domaini | 44 – 159 | Calponin-homologyPROSITE-ProRule annotationAdd BLAST | 116 | |
| Domaini | 685 – 710 | WWAdd BLAST | 26 | |
| Domaini | 745 – 774 | IQ 1PROSITE-ProRule annotationAdd BLAST | 30 | |
| Domaini | 775 – 804 | IQ 2PROSITE-ProRule annotationAdd BLAST | 30 | |
| Domaini | 805 – 834 | IQ 3PROSITE-ProRule annotationAdd BLAST | 30 | |
| Domaini | 835 – 864 | IQ 4PROSITE-ProRule annotationAdd BLAST | 30 | |
| Domaini | 1004 – 1237 | Ras-GAPPROSITE-ProRule annotationAdd BLAST | 234 |
Region
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Regioni | 956 – 1274 | C1Add BLAST | 319 | |
| Regioni | 1276 – 1657 | C2Add BLAST | 382 |
Domaini
Regions C1 and C2 can either interact with nucleotide-free CDC42, or interact together.By similarity
Keywords - Domaini
RepeatPhylogenomic databases
| eggNOGi | KOG2128. Eukaryota. COG5261. LUCA. |
| GeneTreei | ENSGT00600000084379. |
| HOVERGENi | HBG052143. |
| InParanoidi | Q9JKF1. |
| KOi | K16848. |
| OMAi | VDFRIGN. |
| OrthoDBi | EOG091G00ET. |
| TreeFami | TF313078. |
Family and domain databases
| CDDi | cd00014. CH. 1 hit. |
| Gene3Di | 1.10.418.10. 1 hit. |
| InterProi | View protein in InterPro IPR001715. CH-domain. IPR000048. IQ_motif_EF-hand-BS. IPR027417. P-loop_NTPase. IPR000593. RasGAP_C. IPR023152. RasGAP_CS. IPR001936. RasGAP_dom. IPR008936. Rho_GTPase_activation_prot. IPR001202. WW_dom. |
| Pfami | View protein in Pfam PF00307. CH. 1 hit. PF00612. IQ. 4 hits. PF00616. RasGAP. 1 hit. PF03836. RasGAP_C. 1 hit. |
| SMARTi | View protein in SMART SM00033. CH. 1 hit. SM00015. IQ. 4 hits. SM00323. RasGAP. 1 hit. |
| SUPFAMi | SSF47576. SSF47576. 1 hit. SSF48350. SSF48350. 2 hits. SSF52540. SSF52540. 1 hit. |
| PROSITEi | View protein in PROSITE PS50021. CH. 1 hit. PS50096. IQ. 4 hits. PS00509. RAS_GTPASE_ACTIV_1. 1 hit. PS50018. RAS_GTPASE_ACTIV_2. 1 hit. PS01159. WW_DOMAIN_1. 1 hit. |
Sequencei
Sequence statusi: Complete.
Sequence processingi: The displayed sequence is further processed into a mature form.
Q9JKF1-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MSAAEEVDGL GVVRPHYGSV LDNERLTAEE MDERRRQNVA YEYLCHLEEA
60 70 80 90 100
KRWMEACLGE DLPPTTELEE GLRNGVYLAK LGNFFSPKVV SLKKIYDREQ
110 120 130 140 150
TRYKATGLHF RHTDNVIQWL NAMDEIGLPK IFYPETTDIY DRKNMPRCIY
160 170 180 190 200
CIHALSLYLF KLGLAPQIQD LYGKVDFTEE EINNMKIELE KYGIQMPAFS
210 220 230 240 250
KIGGILANEL SVDEAALHAA VIAINEAIDR RVAADTFTAL KNPNAMLVNL
260 270 280 290 300
EEGLAPTYQD VLYQAKQDKM TNAKNRTENS DRERDVYEEL LTQAEIQGNV
310 320 330 340 350
NKVNTSSALA NISLALEQGC AVTLLKALQS LALGLRGLQT QNSDWYMKQL
360 370 380 390 400
QSDLQQKRQS GQTDPLQKEE VQAGVDAANS AAQQYQRRLA AVAAINAAIQ
410 420 430 440 450
KGIAEKTVLE LMNPEAQLPQ VYPFAADLYQ KELATLQQQS PEHSLTHPEL
460 470 480 490 500
TVAVEMLSSV ALINRALESG DMTTVWKQLS SSVTGLTNIE EENCQRYLDE
510 520 530 540 550
LMKLKAQAHA ENNAFITWND IQACVDHVNL VVHEEHERIL AIGLINEALD
560 570 580 590 600
EGDAQKTLQA LQIPAAKLEG VLAEVAQHYQ DTLIRAKREK AQETQDESAV
610 620 630 640 650
LWLDEIQGGI WQSNKDTQEA QRFALGISAI NEAVDSGDVG RTLSALRSPD
660 670 680 690 700
VGLYGVIPEC GETYQSDLAE AKKKRLAAGD NNSKWVKHWV KGGYHYYHNL
710 720 730 740 750
ETQAGGWAEP PDFVQNSVQL SREEIQSSIS GVTAAYNREQ LWLANEGLIT
760 770 780 790 800
KLQACCRGYL VRQEFRSRMN FLKKQIPAIT CIQSQWRGYK QKKAYQDRLA
810 820 830 840 850
YLHSHKDEVV KIQSLARMHQ ARKRYRDRLQ YFRDHINDII KIQAFIRANK
860 870 880 890 900
ARDDYKTLIN AEDPPMIVVR KFVHLLDQSD QDFQEELDLM KMREEVITLI
910 920 930 940 950
RSNQQLENDL NLMDIKIGLL VKNKITLQDV VSHSKKLTKK NKEQLSDMMM
960 970 980 990 1000
INKQKGGLKA LSKEKREKLE AYQHLFYLLQ TNPTYLAKLI FQMPQNKSTK
1010 1020 1030 1040 1050
FMDSVIFTLY NYASNQREEY LLLRLFQTAL QEEIKSKVDQ IQEIVTGNPT
1060 1070 1080 1090 1100
VIKMVVSFNR GARGQNALRQ ILAPVVKEIM DDKSLNIKTD PVDIYKSWVN
1110 1120 1130 1140 1150
QMESQTGEAS KLPYDVTPEQ ALSHEEVKTR LDNSIRNMRA VTDKFLSAIV
1160 1170 1180 1190 1200
SSVDKIPYGM RFIAKVLKDS LHEKFPDAGE DELLKIIGNL LYYRYMNPAI
1210 1220 1230 1240 1250
VAPDAFDIID LSAGGQLTTD QRRNLGSIAK MLQHAASNKM FLGDNAHLSI
1260 1270 1280 1290 1300
INEYLSQSYQ KFRRFFQVAC DVPELQDKFN VDEYSDLVTL TKPVIYISIG
1310 1320 1330 1340 1350
EIINTHTLLL DHQDAIAPEH NDPIHELLDD LGEVPTIESL IGESCGNSND
1360 1370 1380 1390 1400
PNKEALAKTE VSLTLTNKFD VPGDENAEMD ARTILLNTKR LIVDVIRFQP
1410 1420 1430 1440 1450
GETLTEILET PATNEQEAEH QRAMQRRAIR DAKTPDKMKK SKPMKEDNNL
1460 1470 1480 1490 1500
SLQEKKEKIQ TGLKKLTELG TVDPKNRYQE LINDIAKDIR NQRRYRQRRK
1510 1520 1530 1540 1550
AELVKLQQTY SALNSKATFY GEQVDYYKSY IKTCLDNLAS KGKVSKKPRE
1560 1570 1580 1590 1600
MKGKKSKKIS LKYTAARLHE KGVLLEIEDL QANQFKNVIF EIGPTEEVGD
1610 1620 1630 1640 1650
FEVKAKFMGV QMETFMLHYQ DLLQLQYEGV AVMKLFDRAK VNVNLLIFLL
NKKFYGK
Experimental Info
| Feature key | Position(s) | DescriptionActions | Graphical view | Length |
|---|---|---|---|---|
| Sequence conflicti | 1268 | V → L in AAF60344 (Ref. 1) Curated | 1 |
Sequence databases
| Select the link destinations: EMBLi GenBanki DDBJi Links Updated | AF240630 mRNA. Translation: AAF60344.1. AC109257 Genomic DNA. No translation available. AC127594 Genomic DNA. No translation available. CH466543 Genomic DNA. Translation: EDL06977.1. |
| CCDSi | CCDS40001.1. |
| RefSeqi | NP_057930.2. NM_016721.2. |
| UniGenei | Mm.207619. |
Genome annotation databases
| Ensembli | ENSMUST00000167377; ENSMUSP00000128278; ENSMUSG00000030536. |
| GeneIDi | 29875. |
| KEGGi | mmu:29875. |
| UCSCi | uc009ibc.2. mouse. |
Similar proteinsi
Links to similar proteins from the UniProt Reference Clusters (UniRef) at 100%, 90% and 50% sequence identity:| 100% | UniRef100 combines identical sequences and sub-fragments with 11 or more residues from any organism into one UniRef entry. |
| 90% | UniRef90 is built by clustering UniRef100 sequences that have at least 90% sequence identity to, and 80% overlap with, the longest sequence (a.k.a seed sequence). |
| 50% | UniRef50 is built by clustering UniRef90 seed sequences that have at least 50% sequence identity to, and 80% overlap with, the longest sequence in the cluster. |
Entry informationi
| Entry namei | IQGA1_MOUSE | |
| Accessioni | Q9JKF1Primary (citable) accession number: Q9JKF1 Secondary accession number(s): G3UW45 | |
| Entry historyi | Integrated into UniProtKB/Swiss-Prot: | May 4, 2001 |
| Last sequence update: | October 3, 2012 | |
| Last modified: | July 5, 2017 | |
| This is version 149 of the entry and version 2 of the sequence. See complete history. | ||
| Entry statusi | Reviewed (UniProtKB/Swiss-Prot) | |
| Annotation program | Chordata Protein Annotation Program | |
Miscellaneousi
Keywords - Technical termi
Complete proteome, Reference proteomeDocuments
- MGD cross-references
Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot
