SMTL ID : 5dmm.1

Crystal Structure of the Homocysteine Methyltransferase MmuM from Escherichia coli, Metallated form

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.78 Å

Oligo State

monomer

Ligands

3 x ZN: ZINC ION(Non-covalent)

ZN.1: 6 residues within 4Å: Chain A: C.229, N.255, C.295, C.296 Ligands: BME.4, HCS.5 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:C.229, A:C.295 ZN.2: 2 residues within 4Å: Chain A: D.138, H.140 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:D.138, A:H.140 ZN.3: 2 residues within 4Å: Chain A: S.142, E.144 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.144, A:E.144, H2O.6, H2O.6

1 x BME: BETA-MERCAPTOETHANOL(Non-functional Binders)

BME.4: 6 residues within 4Å: Chain A: A.22, A.24, T.25, C.296, R.297 Ligands: ZN.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.297

1 x HCS: 2-AMINO-4-MERCAPTO-BUTYRIC ACID(Non-covalent)

HCS.5: 9 residues within 4Å: Chain A: I.67, Y.71, S.121, E.168, T.169, C.229, Y.253, C.295 Ligands: ZN.1 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:Y.71 Hydrogen bonds: A:T.68, A:S.121, A:E.168 Water bridges: A:Y.71, A:Y.71

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, K. et al., Crystal structure of the homocysteine methyltransferase MmuM from Escherichia coli. Biochem.J. (2016)

Release Date

2015-11-25

Peptides

Homocysteine S-methyltransferase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Homocysteine S-methyltransferase

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