4IS3

Crystal structure of a 3alpha-hydroxysteroid dehydrogenase (BaiA2) associated with secondary bile acid synthesis from Clostridium scindens VPI12708 in complex with a putative NAD(+)-OH- adduct at 2.0 A resolution

Structural Biology Knowledgebase: 4IS3 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.182
  • R-Value Work: 0.152

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4IS3

Classification: OXIDOREDUCTASE

Total Structure Weight: 120152.21

Macromolecule Entities
Molecule Chains Length Organism Details
Bile acid 3-alpha hydroxysteroid dehydrogenase A, B, C, D 268 [clostridium] scindens EC#: 1.17.98.1 IUBMB
Gene Name(s): baiA2

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ACT
Query on ACT

A, B ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer
 
JSmol
NAD
Query on NAD

A, B, C, D NICOTINAMIDE-ADENINE-DINUCLEOTIDE
C21 H27 N7 O14 P2
BAWFJGJZGIEFAR-NNYOXOHSSA-N
Ligand Explorer
 
JSmol
UNL
Query on UNL

Unknown ligand
n/a
null
Ligand Explorer
 
JSmol
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B, C, D L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.182
  • R-Value Work: 0.152
  • Space Group: P 1 21 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 68.51 α = 90.00
b = 92.89 β = 90.78
c = 82.92 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-16
  • Released Date: 2013-04-24
  • Deposition author(s): Joint Center for Structural Genomics (JCSG)

Revision History

  • 2013-09-04
    Type: Polymer description | Details: sequence updated