Function and Biology

Crystal structure of the Fyn SH3 domain L112V-S114N-S115T-E121L-R123H mutant at pH 5.0

Source organism: Homo sapiens
Biochemical function: not assigned
Biological process: actin cortical patch localization
Cellular component: not assigned

EC 2.7.10.2: Non-specific protein-tyrosine kinase

Reaction catalysed:
ATP + a [protein]-L-tyrosine = ADP + a [protein]-L-tyrosine phosphate
Systematic name:
ATP:[protein]-L-tyrosine O-phosphotransferase (non-specific)
Alternative Name(s):
  • ABL
  • ABL1
  • ABL2
  • ABLL
  • ACK1
  • ACK2
  • AGMX1
  • ARG
  • ATK
  • ATP:protein-tyrosine O-phosphotransferase
  • BLK
  • BMX
  • BRK
  • BTK
  • BTKL
  • Bmk
  • Bruton's tyrosine kinase
  • Bsk
  • CAKb
  • CHK
  • CSK
  • CTK
  • CYL
  • Cdgip
  • Cytoplasmic protein tyrosine kinase
  • EMT
  • ETK
  • FAK
  • FAK2
  • FER
  • FES
  • FGR
  • FPS
  • FRK
  • FYN
  • Fadk
  • Fert1/2
  • Focal adhesion kinase
  • HCK
  • HCTK
  • HYL
  • IMD1
  • ITK
  • IYK
  • JAK1
  • JAK2
  • JAK3
  • JTK1
  • JTK9
  • Janus kinase 1
  • Janus kinase 2
  • Janus kinase 3
  • L-JAK
  • LCK
  • LSK
  • LYN
  • MATK
  • Ntk
  • P60c-src protein tyrosine kinase
  • PKB
  • PSCTK
  • PSCTK1
  • PSCTK2
  • PSCTK4
  • PSCTK5
  • PTK2
  • PTK2B
  • PTK6
  • PYK2
  • Protein-tyrosine kinase
  • RAFTK
  • RAK
  • Rlk
  • SLK
  • SRC
  • SRC2
  • SRK
  • SRM
  • SRMS
  • STD
  • SYK
  • SYN
  • Sik
  • TEC
  • TNK1
  • TXK
  • TYK2
  • TYK3
  • Tck
  • Tsk
  • YES1
  • YK2
  • ZAP70

GO terms

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned

Sequence family

Pfam Protein family (Pfam)
PF00018
Domain description: SH3 domain
Occurring in:
  1. Tyrosine-protein kinase Fyn
The deposited structure of PDB entry 7a2s contains 1 copy of Pfam domain PF00018 (SH3 domain) in Tyrosine-protein kinase Fyn. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR001452
Domain description: SH3 domain
Occurring in:
  1. Tyrosine-protein kinase Fyn
IPR046982
Domain description: Bridging integrator 3/RVS161-like
Occurring in:
  1. Tyrosine-protein kinase Fyn
IPR036028
Domain description: SH3-like domain superfamily
Occurring in:
  1. Tyrosine-protein kinase Fyn