SMTL ID : 8fmk.1

Crystal structure of human KRAS with extended switch I loop

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.48 Å

Oligo State

monomer

Ligands

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

GDP.1: 16 residues within 4Å: Chain A: A.18, D.19, G.20, V.21, G.22, K.23, S.24, A.25, N.123, K.124, D.126, L.127, S.152, A.153, K.154 Ligands: MG.2 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:D.19, A:D.19, A:G.20, A:V.21, A:G.22, A:K.23, A:S.24, A:A.25, A:N.123, A:K.124, A:K.124, A:S.152, A:A.153, A:K.154, A:K.154 Water bridges: A:K.23, A:K.23, A:K.23, A:S.24 Salt bridges: A:K.23, A:D.126

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: K.23, S.24, P.41, D.64 Ligands: GDP.1 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:S.24, H2O.1, H2O.2, H2O.3, H2O.4

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 2 residues within 4Å: Chain A: D.160, Y.164 Ligand excluded by PLIP CL.4: 5 residues within 4Å: Chain A: K.111, S.113, V.116, P.117, H.173 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brenner, R.J. et al., Crystal Packing Reveals a Potential Autoinhibited KRAS Dimer Interface and a Strategy for Small-Molecule Inhibition of RAS Signaling. Biochemistry (2023)

Release Date

2023-11-22

Peptides

GTPase KRas: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

GTPase KRas

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