Summary

Name PTK2
Full Name Focal adhesion kinase 1
Synonyms FADK 1, Focal adhesion kinase-related nonkinase, FRNK, Protein phosphatase 1 regulatory subunit 71, PPP1R71, Protein-tyrosine kinase 2, p125FAK, pp125FAK | FAK, FAK1
Primary ID Q05397
Links - -
Type protein
Relations 131
Pathways Axon guidance, Integrin Signaling, Tenascin-C in PDAC, VEGF Signaling, YAP/TAZ regulation
Inhibitors N-methyl-N-[3-[[[2-[(2-oxo-1,3-dihydroindol-5-yl)amino]-5-(trifluoromethyl)-4-pyrimidinyl]amino]methyl]-2-pyridinyl]methanesulfonamide; PF-03814735
Function Non-receptor protein-tyrosine kinase that plays an essential role in regulating cell migration, adhesion, spreading, reorganization of the actin cytoskeleton, formation and disassembly of focal adhesions and cell protrusions, cell cycle progression, cell proliferation and apoptosis. Required for early embryonic development and placenta development. Required for embryonic angiogenesis, normal cardiomyocyte migration and proliferation, and normal heart development. Regulates axon growth and neuronal cell migration, axon branching and synapse formation; required for normal development of the nervous system. Plays a role in osteogenesis and differentiation of osteoblasts. Functions in integrin signal transduction, but also in signaling downstream of numerous growth factor receptors, G-protein coupled receptors (GPCR), EPHA2, netrin receptors and LDL receptors. Forms multisubunit signaling complexes with SRC and SRC family members upon activation; this leads to the phosphorylation of additional tyrosine residues, creating binding sites for scaffold proteins, effectors and substrates. Regulates numerous signaling pathways. Promotes activation of phosphatidylinositol 3-kinase and the AKT1 signaling cascade. Promotes activation of MAPK1/ERK2, MAPK3/ERK1 and the MAP kinase signaling cascade. Promotes localized and transient activation of guanine nucleotide exchange factors (GEFs) and GTPase-activating proteins (GAPs), and thereby modulates the activity of Rho family GTPases. Signaling via CAS family members mediates activation of RAC1. Recruits the ubiquitin ligase MDM2 to P53/TP53 in the nucleus, and thereby regulates P53/TP53 activity, P53/TP53 ubiquitination and proteasomal degradation. Phosphorylates SRC; this increases SRC kinase activity. Phosphorylates ACTN1, ARHGEF7, GRB7, RET and WASL. Promotes phosphorylation of PXN and STAT1; most likely PXN and STAT1 are phosphorylated by a SRC family kinase that is recruited to autophosphorylated PTK2/FAK1, rather than by PTK2/FAK1 itself. Promotes phosphorylation of BCAR1; GIT2 and SHC1; this requires both SRC and PTK2/FAK1. Promotes phosphorylation of BMX and PIK3R1. Isoform 6 (FRNK) does not contain a kinase domain and inhibits PTK2/FAK1 phosphorylation and signaling. Its enhanced expression can attenuate the nuclear accumulation of LPXN and limit its ability to enhance serum response factor (SRF)-dependent gene transcription.

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.432
Publications: 2 Organism: In Vitro
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.307
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.273
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance
+ down-regulates activity img/direct_inhibition.png phosphorylation PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation ATP2B4 (isoform 6) 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation, binding PXN 0.914
Publications: 3 Organism: Homo Sapiens
Pathways:Integrin Signaling, VEGF Signaling
+ down-regulates activity img/direct_inhibition.png phosphorylation ACTN1 0.57
Publications: 1 Organism: Chlorocebus Aethiops
Pathways:Axon guidance
+ down-regulates img/direct_inhibition.png phosphorylation ACTN1 0.57
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance
+ img/unknown.png phosphorylation CTNNB1 0.406
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png phosphorylation NANOG 0.275
Publications: 2 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.55
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.425
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.494
Publications: 8 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.592
Publications: 2 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation ACTN4 0.556
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation TRIO 0.505
Publications: 1 Organism: Chlorocebus Aethiops
+ down-regulates img/direct_inhibition.png phosphorylation ACTN4 0.556
Publications: 2 Organism: Homo Sapiens
+ img/unknown.png phosphorylation SH3GL1 0.43
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.732
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.598
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.653
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.821
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.2
Publications: 8 Organism: Homo Sapiens
Tissue: Kidney
Pathways:Axon guidance, Integrin Signaling, VEGF Signaling
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.542
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png dephosphorylation PTK2 0.244
Publications: 2 Organism: In Vitro
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.348
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.646
Publications: 8 Organism: Homo Sapiens
Pathways:Axon guidance, Integrin Signaling
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.52
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation SRC 0.646
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance, Integrin Signaling
+ down-regulates activity img/direct_inhibition.png phosphorylation CTTN 0.745
Publications: 3 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation SHC1 0.672
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.354
Publications: 2 Organism: In Vitro
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.635
Publications: 3 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.546
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.73
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.244
Publications: 2 Organism: In Vitro
+ img/unknown.png phosphorylation BCAR1 0.811
Publications: 2
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.265
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation RET 0.635
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.548
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.45
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.703
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination PTK2 0.326
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.609
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding PI3K 0.566
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling, VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.558
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.646
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/indirect-activation.png PTK2 0.55
Publications: 1
+ up-regulates activity img/indirect-activation.png PTK2 0.478
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.542
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.634
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.563
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.51
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.594
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.451
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.575
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png chemical inhibition PTK2 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation PTK2 0.451
Publications: 1 Organism: Rattus Norvegicus
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.348
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png chemical inhibition PTK2 0.8
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/indirect_inhibition.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding PTK2 0.717
Publications: 2 Organism: Homo Sapiens
Pathways:Axon guidance
+ up-regulates activity img/indirect-activation.png PTK2 0.465
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.456
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.574
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.278
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.708
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ down-regulates activity img/direct_inhibition.png binding PTK2 0.57
Publications: 1 Organism: Chlorocebus Aethiops
Pathways:Axon guidance
+ up-regulates activity img/indirect-activation.png PTK2 0.2
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/indirect-activation.png PTK2 0.581
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.562
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding TLN1 0.687
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.592
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.568
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding PIK3R1 0.551
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.582
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.616
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.329
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.628
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.469
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/indirect_inhibition.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.576
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.6
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.681
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.486
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.553
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.55
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png PTK2 0.493
Publications: 1 Organism: Mus Musculus
Pathways:VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.664
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/direct-activation.png binding GRB2 0.704
Publications: 1
Pathways:Integrin Signaling, VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.567
Publications: 1 Organism: Homo Sapiens