SMTL ID : 3c4v.2 (2 other biounits)

Structure of the retaining glycosyltransferase MshA:The first step in mycothiol biosynthesis. Organism: Corynebacterium glutamicum : Complex with UDP and 1L-INS-1-P.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: Y.303, R.304, A.306, T.330 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:R.304, A:A.306, A:T.330, H2O.1, H2O.2 MG.4: 4 residues within 4Å: Chain B: Y.303, R.304, A.306, T.330 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:R.304, B:A.306, B:T.330, H2O.2, H2O.3

2 x UDP: URIDINE-5'-DIPHOSPHATE(Non-covalent)

UDP.2: 21 residues within 4Å: Chain A: Q.15, P.16, G.17, G.22, G.23, V.26, Y.202, V.229, R.231, K.236, C.262, P.293, R.294, L.299, E.316, S.317, G.319, L.320, V.321, E.324 Ligands: LIP.3 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:V.229 Hydrogen bonds: A:Q.15, A:G.23, A:Y.202, A:Y.202, A:R.294, A:R.294, A:E.316, A:S.317, A:L.320, A:V.321, A:E.324 Salt bridges: A:R.231, A:K.236, A:K.236 UDP.5: 21 residues within 4Å: Chain B: Q.15, P.16, G.17, G.22, G.23, V.26, Y.202, V.229, R.231, K.236, C.262, P.293, R.294, L.299, E.316, S.317, G.319, L.320, V.321, E.324 Ligands: LIP.6 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:V.229 Hydrogen bonds: B:Q.15, B:G.23, B:Y.202, B:R.294, B:R.294, B:E.316, B:S.317, B:L.320, B:V.321, B:E.324 Salt bridges: B:R.231, B:K.236, B:K.236

2 x LIP: L-MYO-INOSITOL-1-PHOSPHATE(Non-covalent)

LIP.3: 15 residues within 4Å: Chain A: H.9, T.10, D.20, G.22, G.23, M.24, N.25, K.78, Y.110, H.133, T.134, R.154, R.231, F.235 Ligands: UDP.2 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:D.20, A:G.22, A:G.23, A:M.24, A:K.78, A:K.78, A:Y.110, A:Y.110, A:T.134, A:R.231 Salt bridges: A:K.78, A:R.154 LIP.6: 15 residues within 4Å: Chain B: H.9, T.10, D.20, G.22, G.23, M.24, N.25, K.78, Y.110, H.133, T.134, R.154, R.231, F.235 Ligands: UDP.5 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:D.20, B:G.22, B:G.23, B:M.24, B:K.78, B:K.78, B:Y.110, B:T.134, B:T.134, B:R.231 Salt bridges: B:K.78, B:R.154

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vetting, M.W. et al., Structural and Enzymatic Analysis of MshA from Corynebacterium glutamicum: SUBSTRATE-ASSISTED CATALYSIS. J.Biol.Chem. (2008)

Release Date

2008-04-01

Peptides

Predicted glycosyltransferases: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
B

Predicted glycosyltransferases

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