3L2M

X-ray Crystallographic Analysis of Pig Pancreatic Alpha-Amylase with Alpha-cyclodextrin

Structural Biology Knowledgebase: 3L2M SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.97 Å
  • R-Value Free: 0.160
  • R-Value Work: 0.127

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3L2M

Classification: HYDROLASE

Total Structure Weight: 58488.46

Macromolecule Entities
Molecule Chains Length Organism Details
Pancreatic alpha-amylase A 496 Sus scrofa EC#: 3.2.1.1 IUBMB
Fragment: residues 16-511
Mutation: Q1X, A411D
Gene Name(s): AMY2

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

A ALPHA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-DVKNGEFBSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

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

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
PCA
Query on PCA
A L-PEPTIDE LINKING C5 H7 N O3 GLU

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.97 Å
  • R-Value Free: 0.160
  • R-Value Work: 0.127
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 70.65 α = 90.00
b = 114.88 β = 90.00
c = 118.85 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-12-15
  • Released Date: 2010-04-14
  • Deposition author(s): Larson, S.B., Day, J.S., McPherson, A.

Revision History

  • 2011-07-13
    Type: Flag residual B-value | Details: Tagged residual B temperature factor
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4