1HM2

ACTIVE SITE OF CHONDROITINASE AC LYASE REVEALED BY THE STRUCTURE OF ENZYME-OLIGOSACCHARIDE COMPLEXES AND MUTAGENESIS

Structural Biology Knowledgebase: 1HM2 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.270
  • R-Value Work: 0.233

Literature

Macromolecules
Sequence Display for 1HM2

Classification: LYASE

Total Structure Weight: 82072.45

Macromolecule Entities
Molecule Chains Length Organism Details
CHONDROITINASE AC A 700 Pedobacter heparinus EC#: 4.2.2.5 IUBMB
Gene Name(s): cslA chnAC Phep_0786
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 8 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ASG
Query on ASG

A 2-DEOXY-2-ACETAMIDO-BETA-D-GALACTOSE-4-SULFATE
C8 H15 N O9 S
WHCJUIFHMJFEFZ-UIAUGNHASA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
IDR
Query on IDR

A L-IDURONIC ACID
C6 H10 O7
AEMOLEFTQBMNLQ-VCSGLWQLSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GCU
Query on GCU

A D-GLUCURONIC ACID
C6 H10 O7
AEMOLEFTQBMNLQ-WAXACMCWSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MAN
Query on MAN

A ALPHA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-PQMKYFCFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MXY
Query on MXY

A 2-O-METHYL FUCOSE
C7 H14 O5
YLAMTMNJXPWCQN-XUVCUMPTSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
RAM
Query on RAM

A ALPHA-L-RHAMNOSE
C6 H12 O5
SHZGCJCMOBCMKK-HGVZOGFYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
XYP
Query on XYP

A BETA-D-XYLOPYRANOSE
C5 H10 O5
SRBFZHDQGSBBOR-KKQCNMDGSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.270
  • R-Value Work: 0.233
  • Space Group: P 43 21 2

Unit Cell:

Length (Å) Angle (°)
a = 86.90 α = 90.00
b = 86.90 β = 90.00
c = 192.30 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-12-04
  • Released Date: 2001-05-02
  • Deposition author(s): Huang, W., Boju, L., Tkalec, L., Su, H., Yang, H.O., Gunay, N.S., Linhardt, R.J., Kim, Y.S., Matte, A., Cygler, M.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4