SMTL ID : 6mbu.2 (1 other biounit)

Crystal structure of wild-type KRAS (1-169) bound to GDP and Mg (Space group P3)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.45 Å

Oligo State

monomer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: K.17, S.18, Y.33, P.35 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.2, H2O.3 MG.2: 1 residues within 4Å: Chain A: N.27 No protein-ligand interaction detected (PLIP)

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

GDP.3: 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: MG.1 22 PLIP interactions: 22 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:D.31, A:D.31, A:N.117, A:K.118, A:K.118, A:S.146, A:A.147, A:K.148 Water bridges: A:K.17, A:S.18, A:S.18, A:Y.33 Salt bridges: A:K.17, A:D.120 pi-Stacking: A:F.29, A:F.29

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: C.119, D.120, S.146, T.149, Q.151 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:C.119, A:T.149, A:Q.151 Water bridges: A:C.119 GOL.5: 5 residues within 4Å: Chain A: D.154, D.155, Y.158, T.159, R.162 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.155, A:T.159, A:R.162, A:R.162 Water bridges: A:D.48, A:D.48

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dharmaiah, S. et al., Structures of N-terminally processed KRAS provide insight into the role of N-acetylation. Sci Rep (2019)

Release Date

2019-07-31

Peptides

GTPase KRas: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

GTPase KRas

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