1XJB Oxidoreductase date Sep 23, 2004
title Crystal Structure Of Human Type 3 3alpha-Hydroxysteroid Dehy In Complex With Nadp(H), Citrate And Acetate Molecules
authors J.F.Couture, K.Pereira De Jesus-Tran, A.M.Roy, P.Legrand, L.Ca L.Cote, V.Luu-The, F.Labrie, R.Breton
compound source
Molecule: Aldo-Keto Reductase Family 1 Member C2
Chain: A, B
Synonym: H3alphahsd3; Trans-1,2- Dihydrobenzene-1,2-Diol Dehydrogenase; Chlordecone Reductase Homolog Hakrd; Dihydro Dehydrogenasebile Acid-Binding Protein; Ddbabp; Dihydrodi Dehydrogenase 2; Dd2;
Ec: 1.1.1.213
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Akr1c2, Ddh2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgex
symmetry Space Group: H 3 2
R_factor 0.174 R_Free 0.199
crystal
cell
length a length b length c angle alpha angle beta angle gamma
143.120 143.120 204.310 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.90 Å
ligand ACT, BME, CIT, EDO, NAP, SO4 enzyme Oxidoreductase E.C.1.1.1.213 BRENDA
related structures by homologous chain: 1S1R, 1S2C
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceComparison of crystal structures of human type 3 3alpha-hydroxysteroid dehydrogenase reveals an "induced-fit" mechanism and a conserved basic motif involved in the binding of androgen., Couture JF, de Jesus-Tran KP, Roy AM, Cantin L, Cote PL, Legrand P, Luu-The V, Labrie F, Breton R, Protein Sci 2005 Jun;14(6):1485-97. PMID:15929998
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (124 Kb) [Save to disk]
  • Biological Unit Coordinates (1xjb.pdb1.gz) 117 Kb
  • LPC: Ligand-Protein Contacts for 1XJB
  • CSU: Contacts of Structural Units for 1XJB
  • Likely Quarternary Molecular Structure file(s) for 1XJB
  • Structure Factors (623 Kb)
  • Retrieve 1XJB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XJB from S2C, [Save to disk]
  • Re-refined 1xjb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1XJB in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1XJB
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1XJB, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xjb] [1xjb_B] [1xjb_A]
  • SWISS-PROT database: [P52895]
  • Domain organization of [AK1C2_HUMAN] by SWISSPFAM
  • Other resources with information on 1XJB
  • Community annotation for 1XJB at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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