SMTL ID : 6f0c.1

Cytochrome P450 TxtC employs substrate conformational switching for sequential aliphatic and aromatic thaxtomin hydroxylation

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

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

HEM.1: 29 residues within 4Å: Chain A: F.83, V.84, H.91, R.95, F.102, V.147, L.230, G.233, G.234, T.237, T.238, T.241, L.274, V.279, S.280, L.284, R.286, L.309, G.336, F.337, G.338, H.342, C.344, V.345, G.346, L.349, A.350 Ligands: C8B.2, OXY.3 21 PLIP interactions: 21 interactions with chain A, Hydrophobic interactions: A:F.83, A:F.102, A:V.147, A:L.230, A:L.274, A:V.279, A:L.284, A:L.309, A:F.337, A:V.345, A:L.349, A:A.350 Water bridges: A:S.60, A:R.85 Salt bridges: A:H.91, A:R.95, A:R.286, A:H.342, A:H.342 pi-Stacking: A:F.337 Metal complexes: A:C.344

1 x C8B: (3~{R},6~{S})-1,4-dimethyl-6-[(4-nitro-1~{H}-indol-3-yl)methyl]-3-oxidanyl-3-(phenylmethyl)piperazine-2,5-dione(Non-covalent)

C8B.2: 16 residues within 4Å: Chain A: E.69, L.74, Q.77, P.82, V.84, R.85, F.182, L.228, M.229, V.232, G.233, S.280, L.284, T.385 Ligands: HEM.1, OXY.3 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:L.74, A:Q.77, A:P.82, A:V.84, A:V.84, A:F.182, A:F.182, A:L.228 Hydrogen bonds: A:E.69 Water bridges: A:R.85

1 x OXY: OXYGEN MOLECULE(Non-covalent)

OXY.3: 4 residues within 4Å: Chain A: G.233, T.237 Ligands: HEM.1, C8B.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.233 Water bridges: A:T.237

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Alkhalaf, L.M. et al., Binding of Distinct Substrate Conformations Enables Hydroxylation of Remote Sites in Thaxtomin D by Cytochrome P450 TxtC. J.Am.Chem.Soc. (2019)

Release Date

2018-12-12

Peptides

Cytochrome P450 monooxygenase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Cytochrome P450 monooxygenase

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