SMTL ID : 1olt.1

Coproporphyrinogen III oxidase (HemN) from Escherichia coli is a Radical SAM enzyme.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.07 Å

Oligo State

monomer

Ligands

1 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.1: 10 residues within 4Å: Chain A: C.62, C.66, F.68, C.69, K.73, G.113, T.114, R.149, R.184 Ligands: SAM.2 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Ligand interactions Salt bridges: A:D.147 Metal complexes: A:C.62, A:C.66, A:C.69, SAM.2

2 x SAM: S-ADENOSYLMETHIONINE(Non-covalent)

SAM.2: 22 residues within 4Å: Chain A: F.68, C.69, G.70, C.71, G.112, G.113, T.114, E.145, V.146, D.147, G.170, Q.172, R.184, D.209, I.211, F.240, N.241, Y.242, A.243, Q.252 Ligands: SF4.1, SAM.3 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:E.145 Hydrogen bonds: A:G.70, A:G.113, A:V.146, A:G.170, A:Q.172, A:Q.172, A:D.209, A:A.243, A:A.243, A:Q.252 Salt bridges: A:E.145, A:R.184 pi-Stacking: A:F.68 SAM.3: 12 residues within 4Å: Chain A: Y.56, H.58, G.111, G.112, E.145, F.310, Q.311, L.321, S.327, A.328, I.329 Ligands: SAM.2 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:Y.56, A:G.112, A:G.112, A:E.145, A:I.329, A:I.329 Water bridges: A:G.70, A:Q.311, A:Q.311 pi-Stacking: A:Y.56, A:Y.56

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Layer, G. et al., Crystal Structure of Coproporphyrinogen III Oxidase Reveals Cofactor Geometry of Radical Sam Enzymes. Embo J. (2003)

Release Date

2003-12-04

Peptides

OXYGEN-INDEPENDENT COPROPORPHYRINOGEN III OXIDASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

OXYGEN-INDEPENDENT COPROPORPHYRINOGEN III OXIDASE