SMTL ID : 4qdj.1

Crystal structure of magnesium protoporphyrin IX methyltransferase (ChlM) from Synechocystis PCC 6803 with bound SAM

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

monomer

Ligands

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

SAM.1: 20 residues within 4Å: Chain A: V.12, F.16, Y.28, H.44, G.70, C.71, G.72, S.75, D.91, I.92, S.93, M.96, Q.119, D.120, L.121, L.134, D.135, V.136, H.139, Y.140 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:G.70, A:G.72, A:S.75, A:I.92, A:S.93, A:D.120, A:L.121, A:Y.140 Salt bridges: A:H.44 pi-Cation interactions: A:W.24 Water bridges: A:G.70, A:S.75, A:L.134

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 4 residues within 4Å: Chain A: R.25, R.26, G.29, D.30 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.26, A:D.30, A:D.30 Water bridges: A:K.103

Links

RCSB   PDBe   PDBj   PDBsum   CATH   PLIP

Citation

Chen, X. et al., Structural insights into the catalytic mechanism of Synechocystis magnesium protoporphyrin IX O-methyltransferase (ChlM). J.Biol.Chem. (2014)

Peptides

Magnesium-protoporphyrin O-methyltransferase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Magnesium-protoporphyrin O-methyltransferase

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