SMTL ID : 4q1k.1

Structure and mechanism of a dehydratase/decarboxylase enzyme couple involved in polyketide beta-branching

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-trimer

Ligands

6 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 10 residues within 4Å: Chain A: K.167, K.168, L.169, G.170, P.195 Chain C: G.170, F.171, S.172 Ligands: GOL.2, GOL.6 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain C Hydrogen bonds: A:K.167, C:S.172 Water bridges: C:L.169, C:L.173 GOL.2: 10 residues within 4Å: Chain A: G.170, F.171, S.172 Chain B: K.167, K.168, L.169, G.170, P.195 Ligands: GOL.1, GOL.6 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.172 Water bridges: A:F.171, A:L.173 GOL.3: 4 residues within 4Å: Chain A: G.182, S.183, Y.184, D.188 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:S.183, A:Y.184, A:D.188 Water bridges: B:K.197 GOL.5: 5 residues within 4Å: Chain A: T.162, V.241 Chain B: H.229, L.230, P.233 No protein-ligand interaction detected (PLIP) GOL.6: 9 residues within 4Å: Chain B: F.171, S.172 Chain C: K.167, K.168, L.169, G.170, P.195 Ligands: GOL.1, GOL.2 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain C Hydrogen bonds: B:S.172, C:K.167 Water bridges: B:F.171, B:L.173 GOL.7: 7 residues within 4Å: Chain B: T.162, F.163, P.166, V.241 Chain C: H.229, L.230, P.233 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:H.229 Water bridges: C:L.230

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.4: 0 residues within 4Å: (No contacts) 6 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B, 1 interactions with chain C Water bridges: A:P.166, A:K.167, B:K.167, B:K.167 Salt bridges: A:K.167, C:K.167

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nair, A.V. et al., Structure and mechanism of a dehydratase/decarboxylase enzyme couple involved in polyketide beta-methyl branch incorporation. Sci Rep (2020)

Release Date

2015-05-06

Peptides

polyketide biosynthesis enoyl-CoA isomerase PksI: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

polyketide biosynthesis enoyl-CoA isomerase PksI