SMTL ID : 4q21.1

MOLECULAR SWITCH FOR SIGNAL TRANSDUCTION: STRUCTURAL DIFFERENCES BETWEEN ACTIVE AND INACTIVE FORMS OF PROTOONCOGENIC RAS PROTEINS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: S.17, D.33 Ligands: GDP.2 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:S.17, H2O.1, H2O.1, H2O.1, H2O.1

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

GDP.2: 18 residues within 4Å: Chain A: G.12, G.13, V.14, G.15, K.16, S.17, A.18, F.28, D.30, Y.32, N.116, K.117, D.119, L.120, S.145, A.146, K.147 Ligands: MG.1 23 PLIP interactions: 23 interactions with chain A Hydrogen bonds: A:G.13, A:V.14, A:G.15, A:K.16, A:S.17, A:A.18, A:N.116, A:K.117, A:K.117, A:A.146, A:K.147 Water bridges: A:K.16, A:K.16, A:S.17, A:S.17, A:S.17, A:S.17, A:Y.32 Salt bridges: A:K.16, A:D.119 pi-Stacking: A:F.28, A:F.28 pi-Cation interactions: A:K.117

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Milburn, M.V. et al., Molecular switch for signal transduction: structural differences between active and inactive forms of protooncogenic ras proteins. Science (1990)

Release Date

1992-07-15

Peptides

C-H-RAS P21 PROTEIN CATALYTIC DOMAIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C-H-RAS P21 PROTEIN CATALYTIC DOMAIN