SMTL ID : 3t8u.2 (1 other biounit)

Crystal structure of ketosteroid isomerase Y14AY55FD99A from Pseudomonas testosteroni

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) SO4.2: 2 residues within 4Å: Chain A: H.6, R.13 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:H.6, A:R.13 SO4.3: 4 residues within 4Å: Chain A: H.100 Chain B: H.100, R.113 Ligands: SO4.5 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Salt bridges: A:H.100, B:H.100 Hydrogen bonds: B:R.113 SO4.4: 3 residues within 4Å: Chain B: I.121, H.122, A.123 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:A.123 Salt bridges: B:H.122 SO4.5: 5 residues within 4Å: Chain A: H.100, R.113, L.115 Chain B: H.100 Ligands: SO4.3 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Salt bridges: A:H.100, A:R.113, B:H.100 SO4.6: 3 residues within 4Å: Chain B: N.104, G.105, A.106 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:G.105, B:A.106

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schwans, J.P. et al., Evaluating the catalytic contribution from the oxyanion hole in ketosteroid isomerase. J.Am.Chem.Soc. (2011)

Release Date

2011-11-23

Peptides

Steroid Delta-isomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Steroid Delta-isomerase

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