SMTL ID : 3k8y.1

Allosteric modulation of H-Ras GTPase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

monomer

Ligands

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

GNP.1: 25 residues within 4Å: Chain A: A.11, G.12, G.13, V.14, G.15, K.16, S.17, A.18, F.28, V.29, D.30, E.31, Y.32, P.34, T.35, A.59, G.60, N.116, K.117, D.119, L.120, S.145, A.146, K.147 Ligands: MG.3 25 PLIP interactions: 25 interactions with chain A Hydrogen bonds: A:G.13, A:V.14, A:G.15, A:K.16, A:K.16, A:S.17, A:A.18, A:V.29, A:T.35, A:G.60, A:N.116, A:K.117, A:K.117, A:A.146, A:K.147 Water bridges: A:S.17, A:S.17, A:D.33, A:T.35, A:T.35, A:Q.61, A:Q.61 Salt bridges: A:D.119 pi-Stacking: A:F.28, A:F.28

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 2 residues within 4Å: Chain A: F.28, D.30 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:F.28, A:D.30, H2O.2, H2O.3 CA.4: 3 residues within 4Å: Chain A: D.107, Y.137 Ligands: ACT.6 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.107, A:Y.137, H2O.3, H2O.6, H2O.7

2 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.3: 3 residues within 4Å: Chain A: S.17, T.35 Ligands: GNP.1 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:S.17, A:T.35, H2O.1, H2O.1 MG.5: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.6: 8 residues within 4Å: Chain A: R.97, K.101, S.106, D.107, D.108, V.109, M.111 Ligands: CA.4 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:R.97, A:K.101 Hydrogen bonds: A:V.109 Salt bridges: A:R.97

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Buhrman, G. et al., Allosteric modulation of Ras positions Q61 for a direct role in catalysis. Proc.Natl.Acad.Sci.USA (2010)

Release Date

2010-03-02

Peptides

GTPase HRas: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

GTPase HRas

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