SMTL ID : 3mhe.1

Crystal Structure of Ketosteroid Isomerase P39A from Pseudomonas Testosteroni (tKSI)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.72 Å

Oligo State

homo-dimer

Ligands

7 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 3 residues within 4Å: Chain A: H.6, A.9, R.13 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:H.6, A:R.13 SO4.2: 2 residues within 4Å: Chain A: N.104, G.105 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:G.105 SO4.3: 4 residues within 4Å: Chain A: H.100, R.102 Chain B: R.102 Ligands: SO4.8 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Salt bridges: B:R.102, A:H.100, A:R.102 SO4.5: 2 residues within 4Å: Chain B: N.104, G.105 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.104, B:G.105 Water bridges: B:A.106, B:A.106 SO4.6: 3 residues within 4Å: Chain B: Q.89, G.90, R.91 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:R.91 SO4.7: 3 residues within 4Å: Chain B: H.122, A.123, G.124 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:A.123, B:G.124 Salt bridges: B:H.122 SO4.8: 6 residues within 4Å: Chain A: R.102 Chain B: H.100, R.102, S.111, R.113 Ligands: SO4.3 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:S.111, B:S.111, A:R.102 Salt bridges: B:H.100, B:R.102

1 x POL: N-PROPANOL(Non-covalent)

POL.4: 1 residues within 4Å: Chain A: A.56 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:G.21 Water bridges: A:L.23

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schwans, J. et al., Crystal Structure of Ketosteroid Isomerase P39A from Pseudomonas Testosteroni (tKSI). To be Published

Release Date

2011-11-23

Peptides

Steroid Delta-Isomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Steroid Delta-Isomerase