SMTL ID : 1dj5.1

CRYSTAL STRUCTURE OF R48A MUTANT OF CYTOCHROME C PEROXIDASE WITH N-HYDROXYGUANIDINE BOUND

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.93 Å

Oligo State

monomer

Ligands

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 23 residues within 4Å: Chain A: P.41, V.44, A.45, W.48, P.142, D.143, A.144, F.155, L.168, M.169, A.171, H.172, L.174, G.175, K.176, T.177, H.178, N.181, S.182, W.188, L.229, T.231 Ligands: HGU.2 24 PLIP interactions: 23 interactions with chain A, 1 Ligand-Ligand interactions Hydrogen bonds: A:K.176, A:H.178, A:N.181, A:S.182 Salt bridges: A:H.178, A:H.178 Metal complexes: A:H.172, Fe.1559 Hydrophobic interactions: A:V.44, A:W.48, A:W.48, A:W.48, A:P.142, A:P.142, A:A.144, A:F.155, A:A.171, A:L.174, A:T.177, A:W.188 pi-Stacking: A:W.48 Water bridges: A:D.34, A:D.34, A:D.34

1 x HGU: N-HYDROXYGUANIDINE(Non-covalent)

HGU.2: 6 residues within 4Å: Chain A: A.45, W.48, H.49, S.78, H.172 Ligands: HEM.1 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:W.48, A:S.78

Links

RCSB   PDBe   PDBj   PDBsum   CATH   PLIP

Citation

Hirst, J. et al., Unusual oxidative chemistry of N(omega)-hydroxyarginine and N-hydroxyguanidine catalyzed at an engineered cavity in a heme peroxidase. J.Biol.Chem. (2000)

Peptides

CYTOCHROME C PEROXIDASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

CYTOCHROME C PEROXIDASE

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