SMTL ID : 2e7f.1

5-methyltetrahydrofolate corrinoid/iron sulfur protein methyltransferase complexed with methyltetrahydrofolate to 2.2 Angsrom resolution

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 2 residues within 4Å: Chain A: G.222, D.224 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.224, A:D.224, H2O.3, H2O.4, H2O.9 CA.3: 3 residues within 4Å: Chain B: K.184, G.222, D.224 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:G.222, B:D.224, H2O.12, H2O.17, H2O.17

2 x C2F: 5-METHYL-5,6,7,8-TETRAHYDROFOLIC ACID(Non-covalent)

C2F.2: 14 residues within 4Å: Chain A: E.6, M.11, F.12, D.75, N.96, I.120, L.122, D.160, G.196, S.198, N.199, Q.202, R.207, I.227 20 PLIP interactions: 20 interactions with chain A Hydrophobic interactions: A:F.12, A:F.12 Hydrogen bonds: A:E.6, A:D.75, A:N.96, A:N.96, A:G.196, A:Q.202, A:R.207, A:R.207 Water bridges: A:E.6, A:N.9, A:G.13, A:G.13, A:G.13, A:D.160, A:L.162, A:S.198 Salt bridges: A:D.160, A:R.207 C2F.4: 14 residues within 4Å: Chain B: E.6, M.11, F.12, D.75, N.96, I.120, L.122, D.160, G.196, S.198, N.199, Q.202, R.207, I.227 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:F.12, B:F.12 Hydrogen bonds: B:D.75, B:N.96, B:N.96, B:G.196, B:N.199, B:Q.202, B:R.207, B:R.207 Water bridges: B:E.6, B:N.9, B:D.160, B:L.162, B:S.198 Salt bridges: B:D.160, B:R.207

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Doukov, T.I. et al., Structural and kinetic evidence for an extended hydrogen-bonding network in catalysis of methyl group transfer. Role of an active site asparagine residue in activation of methyl transfer by methyltransferases. J.Biol.Chem. (2007)

Release Date

2007-01-30

Peptides

5-methyltetrahydrofolate corrinoid/iron sulfur protein methyltransferase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

5-methyltetrahydrofolate corrinoid/iron sulfur protein methyltransferase

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