1NXC

Structure of mouse Golgi alpha-1,2-mannosidase IA reveals the molecular basis for substrate specificity among Class I enzymes (family 47 glycosidases)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.51 Å
  • R-Value Free: 0.190
  • R-Value Work: 0.171

Literature

Macromolecules
Sequence Display for 1NXC

Classification: HYDROLASE

Total Structure Weight: 56103.56

Macromolecule Entities
Molecule Chains Length Organism Details
Mannosyl-oligosaccharide 1,2-alpha-mannosidase IA A 478 Mus musculus EC#: 3.2.1.113 IUBMB
Gene Name(s): Man1a1 Man1a
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

A N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-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)
BMA
Query on BMA

A BETA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-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: 1.51 Å
  • R-Value Free: 0.190
  • R-Value Work: 0.171
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 55.29 α = 90.00
b = 72.16 β = 90.00
c = 129.57 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-02-10
  • Released Date: 2004-05-04
  • Deposition author(s): Tempel, W., Liu, Z.-J., Karaveg, K., Rose, J., Moremen, K.W., Wang, B.-C., Southeast Collaboratory for Structural Genomics (SECSG)

Revision History

  • Version 1_0: 2004-05-04

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Non-polymer description, Version format compliance

  • Version 1_3: 2017-10-11

    Type: Refinement description