5whb

X-ray diffraction
2.18Å resolution

KRas G12V, bound to GDP and miniprotein 225-11(A30R)

Released:

Function and Biology Details

Reaction catalysed:
GTP + H(2)O = GDP + phosphate
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
hetero trimer (preferred)
hetero hexamer
PDBe Complex ID:
PDB-CPX-134008 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
GTPase KRas, N-terminally processed Chains: A, D, G, J
Molecule details ›
Chains: A, D, G, J
Length: 170 amino acids
Theoretical weight: 19.15 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P01116 (Residues: 1-166; Coverage: 88%)
Gene names: KRAS, KRAS2, RASK2
Sequence domains: Ras family
Structure domains: P-loop containing nucleotide triphosphate hydrolases
Ras binder peptide: 225-11 (A30R) Chains: B, C, E, F, H, I, K, L
Molecule details ›
Chains: B, C, E, F, H, I, K, L
Length: 35 amino acids
Theoretical weight: 4.08 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-E
Spacegroup: P21
Unit cell:
a: 41.002Å b: 232.043Å c: 47.924Å
α: 90° β: 90.1° γ: 90°
R-values:
R R work R free
0.207 0.205 0.252
Expression systems:
  • Escherichia coli
  • Not provided