SMTL ID : 2pur.1

Structure of dihydrodipicolinate synthase mutant Thr44Ser at 1.7 A.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-tetramer

Ligands

4 x K: POTASSIUM ION(Non-covalent)

K.1: 4 residues within 4Å: Chain A: A.152, V.154, K.155, I.157 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:A.152, A:V.154, A:I.157, H2O.7 K.3: 4 residues within 4Å: Chain B: A.152, V.154, K.155, I.157 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:A.152, B:V.154, B:I.157, H2O.20 K.6: 4 residues within 4Å: Chain C: A.152, V.154, K.155, I.157 4 PLIP interactions: 3 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:A.152, C:V.154, C:I.157, H2O.35 K.8: 4 residues within 4Å: Chain D: A.152, V.154, K.155, I.157 4 PLIP interactions: 3 interactions with chain D, 1 Ligand-Water interactions Metal complexes: D:A.152, D:V.154, D:I.157, H2O.48

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

PO4.2: 2 residues within 4Å: Chain A: R.21, K.25 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.21, A:K.25 PO4.4: 3 residues within 4Å: Chain B: Y.116, K.120, R.150 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Y.116, B:R.150 Water bridges: B:Q.117 Salt bridges: B:K.120 PO4.7: 2 residues within 4Å: Chain C: R.21, K.25 2 PLIP interactions: 2 interactions with chain C Salt bridges: C:R.21, C:K.25 PO4.9: 3 residues within 4Å: Chain D: Y.116, K.120, R.150 3 PLIP interactions: 3 interactions with chain D Hydrogen bonds: D:R.150 Water bridges: D:Q.117 Salt bridges: D:K.120

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 5 residues within 4Å: Chain A: N.80, Y.106 Chain B: A.49, N.80, Y.106 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:Y.106, A:Y.106, B:A.49 Water bridges: A:N.80, B:N.80 GOL.10: 5 residues within 4Å: Chain C: N.80, Y.106 Chain D: A.49, N.80, Y.106 6 PLIP interactions: 3 interactions with chain D, 3 interactions with chain C Hydrogen bonds: D:A.49, D:Y.106, C:Y.106 Water bridges: D:N.80, C:N.80, C:Y.106

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dobson, R.C. et al., Specificity versus catalytic potency: The role of threonine 44 in Escherichia coli dihydrodipicolinate synthase mediated catalysis. Biochimie (2009)

Release Date

2008-05-27

Peptides

Dihydrodipicolinate synthase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

Dihydrodipicolinate synthase