1B2A

PH AFFECTS GLU B13 SWITCHING AND SULFATE BINDING IN CUBIC INSULIN CRYSTALS (PH 6.00 COORDINATES)

Structural Biology Knowledgebase: 1B2A SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.230
  • R-Value Work: 0.188

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1B2A

Classification: HORMONE / GROWTH FACTOR

Total Structure Weight: 5883.72

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (INSULIN A CHAIN) A 21 Sus scrofa Gene Name(s): INS Gene View
PROTEIN (INSULIN B CHAIN) B 30 Sus scrofa Gene Name(s): INS Gene View

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

B SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
JSmol

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.230
  • R-Value Work: 0.188
  • Space Group: I 21 3
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 78.75 α = 90.00
b = 78.75 β = 90.00
c = 78.75 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-11-26
  • Released Date: 2003-04-08
  • Deposition author(s): Diao, J.S., Caspar, D.L.D.

Revision History

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