SMTL ID : 4lpk.2 (1 other biounit)

Crystal Structure of K-Ras WT, GDP-bound

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

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

GDP.1: 21 residues within 4Å: Chain A: A.12, G.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: CA.2 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:G.14, A:V.15, A:G.16, A:K.17, A:S.18, A:S.18, A:A.19, A:D.31, A:D.31, A:N.117, A:K.118, A:K.118, A:S.146, A:A.147, A:K.148 Salt bridges: A:K.17, A:D.120 pi-Stacking: A:F.29, A:F.29

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 4 residues within 4Å: Chain A: S.18, Y.33, P.35 Ligands: GDP.1 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 NA: SODIUM ION(Non-functional Binders)

NA.3: 0 residues within 4Å: (No contacts) 1 PLIP interactions: 1 interactions with chain A Water bridges: A:T.125

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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