3OV4

Crystal Structure of Ketosteroid Isomerase P39GV40GS42G from Pseudomonas Testosteroni (tKSI) bound to Equilenin

PDB DOI: 10.2210/pdb3OV4/pdb

Classification: TRANSFERASE
Organism(s): Comamonas testosteroni
Expression System: Escherichia coli BL21
Mutation(s): Yes

Deposited: 2010-09-15 Released: 2011-10-26
Deposition Author(s): Gonzalez, A., Tsai, Y., Schwans, J., Sunden, F., Herschlag, D.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.83 Å
R-Value Free: 0.228
R-Value Work: 0.187
R-Value Observed: 0.189

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Crystal Structure of Ketosteroid Isomerase P39GV40GS42G from Pseudomonas Testosteroni (tKSI)

Schwans, J., Sunden, F., Gonzalez, A., Tsai, Y., Herschlag, D.

To be published.

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Steroid Delta-isomerase	A, B, C, D	125	Comamonas testosteroni	Mutation(s): 3 Gene Names: ksi EC: 5.3.3.1
UniProt
Find proteins for P00947 (Comamonas testosteroni) Explore P00947 Go to UniProtKB: P00947
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00947
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
EQU Query on EQU Download Ideal Coordinates CCD File SDF format, chain H [auth A] SDF format, chain M [auth B] SDF format, chain P [auth C] MOL2 format, chain H [auth A] MOL2 format, chain M [auth B] MOL2 format, chain P [auth C]	H [auth A], M [auth B], P [auth C]	EQUILENIN C₁₈ H₁₈ O₂ PDRGHUMCVRDZLQ-WMZOPIPTSA-N		Ligand Interaction
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain I [auth B] SDF format, chain J [auth B] SDF format, chain K [auth B] SDF format, chain L [auth B] SDF format, chain N [auth C] SDF format, chain O [auth C] SDF format, chain Q [auth D] SDF format, chain R [auth D] SDF format, chain S [auth D] SDF format, chain T [auth D] MOL2 format, chain E [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain I [auth B] MOL2 format, chain J [auth B] MOL2 format, chain K [auth B] MOL2 format, chain L [auth B] MOL2 format, chain N [auth C] MOL2 format, chain O [auth C] MOL2 format, chain Q [auth D] MOL2 format, chain R [auth D] MOL2 format, chain S [auth D] MOL2 format, chain T [auth D]	E [auth A], F [auth A], G [auth A], I [auth B], J [auth B], E [auth A], F [auth A], G [auth A], I [auth B], J [auth B], K [auth B], L [auth B], N [auth C], O [auth C], Q [auth D], R [auth D], S [auth D], T [auth D]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Ligand Interaction