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 146
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 0.431
Publications: 6 Organism: Homo Sapiens, In Vitro
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.305
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.273
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance
+ up-regulates quantity img/direct-activation.png phosphorylation PTK2 0.291
Publications: 1 Organism: Homo Sapiens
+ 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 0.573
Publications: 1 Organism: Chlorocebus Aethiops
Pathways:Axon guidance
+ down-regulates img/direct_inhibition.png phosphorylation ACTN1 0.573
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance
+ img/unknown.png phosphorylation CTNNB1 0.402
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png phosphorylation NANOG 0.274
Publications: 2 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.553
Publications: 2 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.496
Publications: 8 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.595
Publications: 2 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.428
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation ACTN4 0.557
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation TRIO 0.509
Publications: 1 Organism: Chlorocebus Aethiops
+ down-regulates img/direct_inhibition.png phosphorylation ACTN4 0.557
Publications: 2 Organism: Homo Sapiens
+ img/unknown.png phosphorylation SH3GL1 0.433
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.657
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.602
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 0.538
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png dephosphorylation PTK2 0.243
Publications: 2 Organism: In Vitro
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.291
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.732
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.821
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.346
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.649
Publications: 8 Organism: Homo Sapiens
Pathways:Axon guidance, Integrin Signaling
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.524
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation SRC 0.649
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance, Integrin Signaling
+ down-regulates activity img/direct_inhibition.png phosphorylation CTTN 0.744
Publications: 3 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation SHC1 0.673
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 0.639
Publications: 3 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.243
Publications: 2 Organism: In Vitro
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.251
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.73
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.55
Publications: 1 Organism: Homo Sapiens
+ img/unknown.png phosphorylation BCAR1 0.81
Publications: 2
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.264
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation RET 0.639
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation PTK2 0.552
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.47
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.2
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ down-regulates activity img/indirect_inhibition.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.569
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation WASL 0.689
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation GSK3B 0.366
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.649
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.595
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.489
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.683
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ 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 0.577
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation ARHGEF28 0.457
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation ARHGEF12 0.303
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png binding PTK2 0.573
Publications: 1 Organism: Chlorocebus Aethiops
Pathways:Axon guidance
+ up-regulates activity img/direct-activation.png phosphorylation PLD2 0.32
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.551
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation RAC1 0.572
Publications: 1 Organism: Homo Sapiens
Pathways:Axon guidance
+ up-regulates activity img/indirect-activation.png PTK2 0.453
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.71
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.276
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.458
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.468
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png chemical inhibition PTK2 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.578
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.602
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.346
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding PIK3R1 0.554
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png dephosphorylation PTK2 0.326
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.451
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation PTK2 0.453
Publications: 1 Organism: Rattus Norvegicus
+ up-regulates activity img/indirect-activation.png PTK2 0.597
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation PTK2 0.538
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.48
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.61
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding PI3K 0.569
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling, VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.555
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png PTK2 0.495
Publications: 1 Organism: Mus Musculus
Pathways:VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.705
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.63
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/indirect_inhibition.png PTK2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination PTK2 0.327
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.559
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.584
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates img/indirect-activation.png PTK2 0.551
Publications: 1
+ up-regulates activity img/indirect-activation.png PTK2 0.636
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.565
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png chemical inhibition PTK2 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.512
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/direct-activation.png binding PTK2 0.72
Publications: 2 Organism: Homo Sapiens
Pathways:Axon guidance
+ up-regulates activity img/indirect-activation.png PTK2 0.575
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.2
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/indirect-activation.png PTK2 0.564
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 0.666
Publications: 1 Organism: Homo Sapiens
Pathways:Integrin Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.617
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/indirect-activation.png PTK2 0.584
Publications: 1 Organism: Homo Sapiens
+ up-regulates quantity img/direct-activation.png phosphorylation IGF1R 0.534
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding GRB2 0.705
Publications: 1
Pathways:Integrin Signaling, VEGF Signaling
+ up-regulates activity img/indirect-activation.png PTK2 0.569
Publications: 1 Organism: Homo Sapiens