Summary

Name GNAI1
Full Name Guanine nucleotide-binding protein G
Synonyms Adenylate cyclase-inhibiting G alpha protein
Primary ID P63096
Links - -
Type protein
Relations 169
Pathways Neutrophils: G-protein-coupled receptor, Neurotransmitters release, Oxytocin signaling
Inhibitors GDP
Function Guanine nucleotide-binding proteins (G proteins) function as transducers downstream of G protein-coupled receptors (GPCRs) in numerous signaling cascades. The alpha chain contains the guanine nucleotide binding site and alternates between an active, GTP-bound state and an inactive, GDP-bound state. Signaling by an activated GPCR promotes GDP release and GTP binding. The alpha subunit has a low GTPase activity that converts bound GTP to GDP, thereby terminating the signal. Both GDP release and GTP hydrolysis are modulated by numerous regulatory proteins (PubMed:8774883, PubMed:18434541). Signaling is mediated via effector proteins, such as adenylate cyclase. Inhibits adenylate cyclase activity, leading to decreased intracellular cAMP levels (By similarity). The inactive GDP-bound form prevents the association of RGS14 with centrosomes and is required for the translocation of RGS14 from the cytoplasm to the plasma membrane. Required for normal cytokinesis during mitosis (PubMed:17635935). Required for cortical dynein-dynactin complex recruitment during metaphase (PubMed:22327364).

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation GNAI1 0.445
Publications: 3 Organism: In Vitro
+ up-regulates activity img/direct-activation.png phosphorylation GNAI1 0.2
Publications: 3 Organism: In Vitro
+ up-regulates activity img/direct-activation.png phosphorylation GNAI1 0.26
Publications: 3 Organism: In Vitro
+ up-regulates activity img/direct-activation.png binding GNAI1 0.43
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.267
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.273
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.31
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.487
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.36
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.317
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.436
Publications: 1
+ up-regulates activity img/direct-activation.png binding GNAI1 0.486
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.431
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.564
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/indirect_inhibition.png Microtubule_polimerization 0.7
Publications: 1 Organism: In Vitro
+ up-regulates activity img/direct-activation.png binding GNAI1 0.462
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/indirect_inhibition.png 3',5'-cyclic AMP 0.8
Publications: 1 Organism: Homo Sapiens
Pathways:Neurotransmitters release, Oxytocin signaling
+ down-regulates img/direct_inhibition.png chemical inhibition GNAI1 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.416
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.431
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.287
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.252
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.475
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.281
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding ADCY5 0.593
Publications: 1 Organism: Spodoptera Frugiperda
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.54
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.438
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.475
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.395
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.277
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.545
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.429
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.435
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.447
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.275
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png post transcriptional regulation GNAI1 0.4
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png post transcriptional regulation GNAI1 0.4
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png post transcriptional regulation GNAI1 0.4
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.279
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.455
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.27
Publications: 1 Organism: Cricetulus Longicaudatus
+ down-regulates activity img/direct_inhibition.png binding ADCY6 0.525
Publications: 1 Organism: Spodoptera Frugiperda
+ up-regulates activity img/direct-activation.png binding GNAI1 0.472
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.54
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding RAC1 0.451
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png binding GNAI1 0.43
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.432
Publications: 2 Organism: Homo Sapiens
Pathways:Oxytocin signaling
+ up-regulates activity img/direct-activation.png binding GNAI1 0.27
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.253
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.523
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.363
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.28
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding CDC42 0.506
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png binding GNAI1 0.287
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.381
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding GNAI1 0.472
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.614
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.27
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.453
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.416
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.444
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:Neurotransmitters release
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.353
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.292
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.363
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.28
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding TNFAIP8 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.498
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.449
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.444
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.261
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding Adenylate_cyclase 0.621
Publications: 1 Organism: Homo Sapiens
Pathways:Oxytocin signaling
+ up-regulates activity img/direct-activation.png binding GNAI1 0.306
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.382
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.457
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.381
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding Tubulin 0.2
Publications: 1 Organism: In Vitro
+ up-regulates activity img/direct-activation.png binding GNAI1 0.395
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.588
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding ADCY1 0.537
Publications: 2 Organism: Homo Sapiens
Pathways:Neurotransmitters release
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:Neurotransmitters release
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.388
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.27
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.539
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.614
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.416
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.507
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.5
Publications: 2 Organism: Mus Musculus, Homo Sapiens
+ up-regulates activity img/direct-activation.png binding HCK 0.333
Publications: 1 Organism: In Vitro
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.428
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.438
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.381
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.363
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.39
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png chemical activation GNAI1 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.442
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.479
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.456
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.363
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.452
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding GNAI1 0.455
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding SRC 0.468
Publications: 1 Organism: In Vitro
+ up-regulates activity img/direct-activation.png binding GNAI1 0.283
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.251
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.297
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/indirect-activation.png GNAI1 0.486
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.43
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.411
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png binding PLD2 0.311
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.398
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.464
Publications: 1 Organism: Homo Sapiens
Pathways:Oxytocin signaling
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.296
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.526
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.363
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.531
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.566
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.495
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.443
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.414
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.439
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GNAI1 0.476
Publications: 1 Organism: Homo Sapiens