3EQM

Crystal structure of human placental aromatase cytochrome P450 in complex with androstenedione

Structural Biology Knowledgebase: 3EQM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.214

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3EQM

Classification: OXIDOREDUCTASE

Total Structure Weight: 59048.29

Macromolecule Entities
Molecule Chains Length Organism Details
Cytochrome P450 19A1 A 503 Homo sapiens EC#: 1.14.14.14 IUBMB
Gene Name(s): CYP19A1 Gene View ARO1 CYAR CYP19

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

A PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ASD
Query on ASD

A 4-ANDROSTENE-3-17-DIONE
C19 H26 O2
AEMFNILZOJDQLW-QAGGRKNESA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

A PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ASD IC50: 300 nM (100) BindingDB
Ki: 20 nM (100) BindingDB

N/A in BindingMoad
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.214
  • Space Group: P 32 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 140.21 α = 90.00
b = 140.21 β = 90.00
c = 119.27 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-10-01
  • Released Date: 2008-12-23
  • Deposition author(s): Ghosh, D.

Revision History

  • 2012-03-21
    Type: Citation | Details: Citation update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4