1JBQ

STRUCTURE OF HUMAN CYSTATHIONINE BETA-SYNTHASE: A UNIQUE PYRIDOXAL 5'-PHOSPHATE DEPENDENT HEMEPROTEIN

Structural Biology Knowledgebase: 1JBQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.296
  • R-Value Work: 0.257

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1JBQ

Classification: LYASE

Total Structure Weight: 290304.85

Macromolecule Entities
Molecule Chains Length Organism Details
CYSTATHIONINE BETA-SYNTHASE A, B, C..., D, E, FA, B, C, D, E, F 435 Homo sapiens EC#: 4.2.1.22 IUBMB
Fragment: THE ACTIVE CORE
Details: MINOR ISOFORM
Gene Name(s): CBS Gene View

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

A, B, C, D, E, F PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PLP
Query on PLP

A, B, C, D, E, F PYRIDOXAL-5'-PHOSPHATE
VITAMIN B6 Phosphate (Synonym)
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.296
  • R-Value Work: 0.257
  • Space Group: P 31
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 144.52 α = 90.00
b = 144.52 β = 90.00
c = 108.16 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-06-06
  • Released Date: 2001-08-12
  • Deposition author(s): Meier, M., Janosik, M., Kery, V., Kraus, J.P., Burkhard, P.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update