SMTL ID : 8t75.3 (3 other biounits)

Crystal Structure of KRAS4a (GMPPNP) in complex with RAF1 (RBD-CRD)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.65 Å

Oligo State

hetero-1-1-mer

Ligands

1 x GNP: PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER(Non-covalent)

GNP.1: 26 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, Y.33, D.34, P.35, T.36, T.59, A.60, G.61, N.117, K.118, D.120, L.121, S.146, A.147, K.148 Ligands: MG.2 24 PLIP interactions: 24 interactions with chain A Hydrogen bonds: A:G.14, A:V.15, A:G.16, A:K.17, A:K.17, A:S.18, A:A.19, A:V.30, A:Y.33, A:Y.33, A:T.36, A:T.59, A:G.61, A:N.117, A:K.118, A:K.118, A:A.147, A:K.148 Water bridges: A:D.34, A:T.36, A:T.36 Salt bridges: A:D.120 pi-Stacking: A:F.29, A:F.29

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.18, T.36, D.58 Ligands: GNP.1 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:S.18, A:T.36, H2O.1, H2O.1

2 x ZN: ZINC ION(Non-covalent)

ZN.3: 4 residues within 4Å: Chain B: H.88, C.114, C.117, C.133 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.88, B:C.114, B:C.117, B:C.133 ZN.4: 4 residues within 4Å: Chain B: C.101, C.104, H.122, C.125 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.101, B:C.104, B:H.122, B:C.125

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Whitley, M.J. et al., Comparative analysis of KRAS4a and KRAS4b splice variants reveals distinctive structural and functional properties. Sci Adv (2024)

Release Date

2024-02-14

Peptides

GTPase KRas: A
RAF proto-oncogene serine/threonine-protein kinase: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

GTPase KRas

RAF proto-oncogene serine/threonine-protein kinase

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