SMTL ID : 4lrw.3 (2 other biounits)

Crystal Structure of K-Ras G12C (cysteine-light), GDP-bound

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

monomer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 2 residues within 4Å: Chain A: T.125, Q.130 No protein-ligand interaction detected (PLIP) MG.2: 5 residues within 4Å: Chain A: S.18, D.34, P.35, D.58 Ligands: GDP.3 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:S.18, H2O.1, H2O.1, H2O.1, H2O.1

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.3: 21 residues within 4Å: Chain A: A.12, C.13, G.14, V.15, G.16, K.17, S.18, A.19, F.29, V.30, D.31, E.32, Y.33, N.117, K.118, D.120, L.121, S.146, A.147, K.148 Ligands: MG.2 23 PLIP interactions: 23 interactions with chain A Hydrogen bonds: A:G.14, A:V.15, A:G.16, A:K.17, A:S.18, A:A.19, A:V.30, A:N.117, A:K.118, A:K.118, A:S.146, A:A.147, A:K.148 Water bridges: A:K.17, A:K.17, A:S.18, A:S.18, A:Y.33, A:Y.33 Salt bridges: A:K.17, A:D.120 pi-Stacking: A:F.29, A:F.29

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ostrem, J.M. et al., K-Ras(G12C) inhibitors allosterically control GTP affinity and effector interactions. Nature (2013)

Release Date

2013-11-27

Peptides

GTPase KRas: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

GTPase KRas

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