Function and Biology

Crystal structure of the BRAF:MEK1 kinases in complex with AMPPNP and Selumetinib

Source organism: Homo sapiens
Biochemical function: ATP binding
Biological process: protein phosphorylation
Cellular component: intracellular membrane-bounded organelle

EC 2.7.12.2: Mitogen-activated protein kinase kinase

Reaction catalysed:
ATP + L-seryl/L-threonyl/L-tyrosyl-[protein] = ADP + O-phospho-L-seryl/O-phospho-L-threonyl/O-phospho-L-tyrosyl-[protein]
Systematic name:
ATP:protein phosphotransferase (MAPKKK-activated)
Alternative Name(s):
  • MAP kinase kinase
  • MAP kinase kinase 4
  • MAP kinase kinase 7
  • MAP kinase or ERK kinase
  • MAP2K
  • MAPKK
  • MAPKK1
  • MEK
  • MEK1
  • MEK2
  • MKK
  • MKK2
  • MKK4
  • MKK6
  • MKK7
  • STK27

EC 2.7.11.1: Non-specific serine/threonine protein kinase

Reaction catalysed:
ATP + a protein = ADP + a phosphoprotein
Systematic name:
ATP:protein phosphotransferase (non-specific)
Alternative Name(s):
  • A-kinase
  • AP50 kinase
  • ATP-protein transphosphorylase
  • Beta-IIPKC
  • Beta-adrenergic receptor kinase
  • CK-2
  • CKI
  • CKII
  • Calcium-dependent protein kinase C
  • Calcium/phospholipid-dependent protein kinase
  • Casein kinase
  • Casein kinase (phosphorylating)
  • Casein kinase 2
  • Casein kinase I
  • Casein kinase II
  • Cyclic AMP-dependent protein kinase
  • Cyclic AMP-dependent protein kinase A
  • Cyclic monophosphate-dependent protein kinase
  • Cyclic nucleotide-dependent protein kinase
  • Cyclin-dependent kinase
  • Cytidine 3',5'-cyclic monophosphate-responsive protein kinase
  • Dsk1
  • Epsilon PKC
  • Glycogen synthase A kinase
  • Glycogen synthase a kinase
  • Glycogen synthase kinase
  • HIPK2
  • Hpr kinase
  • Hydroxyalkyl-protein kinase
  • M phase-specific cdc2 kinase
  • MAPK
  • Mitogen-activated S6 kinase
  • Mitogen-activated protein kinase
  • P82 kinase
  • PKA
  • PKC
  • Phosphorylase B kinase kinase
  • Phosphorylase b kinase kinase
  • Phosphorylase b kinase kinase
  • Protein glutamyl kinase
  • Protein kinase (phosphorylating)
  • Protein kinase A
  • Protein kinase CK2
  • Protein kinase p58
  • Protein phosphokinase
  • Protein serine kinase
  • Protein serine-threonine kinase
  • Protein-aspartyl kinase
  • Protein-cysteine kinase
  • Protein-serine kinase
  • Prp4 protein kinase
  • Raf kinase
  • Raf-1
  • Ribosomal S6 protein kinase
  • Ribosomal protein S6 kinase II
  • STK32
  • Serine kinase
  • Serine protein kinase
  • Serine(threonine) protein kinase
  • Serine-specific protein kinase
  • Serine/threonine protein kinase
  • T-antigen kinase
  • Threonine-specific protein kinase
  • Twitchin kinase
  • Type-2 casein kinase
  • WEE1Hu
  • Wee 1-like kinase
  • Wee-kinase
  • cAMP-dependent protein kinase
  • cAMP-dependent protein kinase A
  • cGMP-dependent protein kinase

Sequence families

Pfam Protein families (Pfam)
PF00069
Domain description: Protein kinase domain
Occurring in:
  1. Dual specificity mitogen-activated protein kinase kinase 1
The deposited structure of PDB entry 7m0t contains 1 copy of Pfam domain PF00069 (Protein kinase domain) in Dual specificity mitogen-activated protein kinase kinase 1. Showing 1 copy in chain A [auth B].

PF07714
Domain description: Protein tyrosine and serine/threonine kinase
Occurring in:
  1. Serine/threonine-protein kinase B-raf
The deposited structure of PDB entry 7m0t contains 1 copy of Pfam domain PF07714 (Protein tyrosine and serine/threonine kinase) in Serine/threonine-protein kinase B-raf. Showing 1 copy in chain B [auth A].

InterPro InterPro annotations
IPR008271
Domain description: Serine/threonine-protein kinase, active site
Occurring in:
  1. Serine/threonine-protein kinase B-raf
  2. Dual specificity mitogen-activated protein kinase kinase 1
IPR017441
Domain description: Protein kinase, ATP binding site
Occurring in:
  1. Serine/threonine-protein kinase B-raf
  2. Dual specificity mitogen-activated protein kinase kinase 1
IPR000719
IPR011009
Domain description: Protein kinase-like domain superfamily
Occurring in:
  1. Serine/threonine-protein kinase B-raf
  2. Dual specificity mitogen-activated protein kinase kinase 1
IPR001245
Domain description: Serine-threonine/tyrosine-protein kinase, catalytic domain
Occurring in:
  1. Serine/threonine-protein kinase B-raf