8dgs

Electron Microscopy
4.3Å resolution

Cryo-EM structure of a RAS/RAF complex (state 1)

Released:
Source organisms:
Primary publication:
Cryo-EM structure of a RAS/RAF recruitment complex.
OpenAccess logo Nat Commun 14 4580 (2023)
PMID: 37516774
Related structures: EMD-27428

Function and Biology Details

Reactions catalysed:
ATP + a protein = ADP + a phosphoprotein
ATP + L-seryl/L-threonyl/L-tyrosyl-[protein] = ADP + O-phospho-L-seryl/O-phospho-L-threonyl/O-phospho-L-tyrosyl-[protein]
GTP + H(2)O = GDP + phosphate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-235724 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Serine/threonine-protein kinase B-raf Chain: A
Molecule details ›
Chain: A
Length: 805 amino acids
Theoretical weight: 89.4 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P15056 (Residues: 1-766; Coverage: 100%)
Gene names: BRAF, BRAF1, RAFB1
Sequence domains:
Dual specificity mitogen-activated protein kinase kinase 1 Chain: B
Molecule details ›
Chain: B
Length: 414 amino acids
Theoretical weight: 45.84 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q02750 (Residues: 1-392; Coverage: 100%)
Gene names: MAP2K1, MEK1, PRKMK1
Sequence domains: Protein kinase domain
14-3-3 domain-containing protein Chains: C, D
GTPase KRas, N-terminally processed Chain: E

Ligands and Environments

1 modified residue:

Experiments and Validation Details

wwPDB Validation report is not available for this EM entry.
Resolution: 4.3Å
Relevant EMDB volumes: EMD-27428
Expression systems:
  • Spodoptera frugiperda
  • Escherichia coli