Gene Information
Gene NameCCDC88A
OrganismHomo sapiens (Human)
Gene Length1871
Protein NamesGirdin (Akt phosphorylation enhancer) (APE) (Coiled-coil domain-containing protein 88A) (G alpha-interacting vesicle-associated protein) (GIV) (Girders of actin filament) (Hook-related protein 1) (HkRP1)
Target NameNA
Target TypeNA
Gene Age1064 ( ENSG00000115355 )
Evolutionary StageCellular_organisms
AlphaFoldDBQ3V6T2
Gene CardCCDC88A
Uniprot IDQ3V6T2
PfamPF19047
In ASDno
Allosteric Predictionyes (0.228707019)
Ortholog in AnimalsAlpaca_ CCDC88A ( ortholog_one2one )
Dog_ CCDC88A ( ortholog_one2one )
GuineaPig_ CCDC88A ( ortholog_one2one )
Macaque_ CCDC88A ( ortholog_one2one )
Mouse_ Ccdc88a ( ortholog_one2one )
Pig_ CCDC88A ( ortholog_one2one )
Rat_ Ccdc88a ( ortholog_one2one )
Rabbit_ CCDC88A ( ortholog_one2one )
OhnologsCCDC88C, CCDC88B
ParalogsHOOK3, HOOK1, CCDC88B, CCDC88C, HOOK2
Tissuesubstantia.nigra
Tissue SpecificityExpressed ubiquitously. {ECO:0000269|PubMed:16139227}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 6MHF  (X-ray  2.00A 
DBSNP NA 
Subcellular location [CC]Cell membrane {ECO:0000269|PubMed:15882442, ECO:0000269|PubMed:16139227, ECO:0000269|PubMed:27864364};
Peripheral membrane protein {ECO:0000305}. Cytoplasm, cytosol {ECO:0000269|PubMed:15882442, ECO:0000269|PubMed:27864364}. Cytoplasmic vesicle {ECO:0000269|PubMed:15749703, ECO:0000269|PubMed:15882442, ECO:0000269|PubMed:16139227}. Cell projection, lamellipodium {ECO:0000269|PubMed:15882442}. Cytoplasm, cytoskeleton, cilium basal body {ECO:0000269|PubMed:27623382}. Cytoplasm, cytoskeleton, microtubule organizing center, centrosome, centriole {ECO:0000269|PubMed:27623382}. Note=Localizes to the cytosol in unstimulated cells while EGF stimulation promotes membrane localization and guanine nucleotide exchange factor activity (PubMed:27864364). Localizes to the cell membrane through interaction with phosphoinositides (PubMed:16139227, PubMed:15882442). {ECO:0000269|PubMed:15882442, ECO:0000269|PubMed:16139227, ECO:0000269|PubMed:27864364}.
Mouse PG classificationNA
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