SMTL ID : 2xbn.1

Inhibition of the PLP-dependent enzyme serine palmitoyltransferase by cycloserine: evidence for a novel decarboxylative mechanism of inactivation

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.40 Å

Oligo State

homo-dimer

Ligands

2 x PMP: 4'-DEOXY-4'-AMINOPYRIDOXAL-5'-PHOSPHATE(Non-covalent)

PMP.1: 16 residues within 4Å: Chain A: T.132, G.133, Y.134, N.137, H.158, S.160, E.201, D.230, A.232, H.233, T.261, S.263, K.264, G.270 Chain B: T.293, A.294 12 PLIP interactions: 11 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:G.133, A:Y.134, A:N.137, A:H.233, A:T.261, A:S.263, A:S.263, A:K.264, A:K.264, B:A.294 Salt bridges: A:K.264 pi-Stacking: A:H.158 PMP.3: 16 residues within 4Å: Chain A: T.293, A.294 Chain B: T.132, G.133, Y.134, N.137, H.158, S.160, E.201, D.230, A.232, H.233, T.261, S.263, K.264, G.270 13 PLIP interactions: 11 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:G.133, B:Y.134, B:N.137, B:H.233, B:T.261, B:S.263, B:S.263, B:K.264, B:K.264, A:T.293, A:A.294 Salt bridges: B:K.264 pi-Stacking: B:H.158

2 x MG: MAGNESIUM ION(Non-functional Binders)

MG.2: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) MG.4: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lowther, J. et al., Inhibition of the Plp-Dependent Enzyme Serine Palmitoyltransferase by Cycloserine: Evidence for a Novel Decarboxylative Mechanism of Inactivation. Mol.Biosystems (2010)

Release Date

2010-05-19

Peptides

SERINE PALMITOYLTRANSFERASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

SERINE PALMITOYLTRANSFERASE

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