1ZNJ

INSULIN, MONOCLINIC CRYSTAL FORM

• PDB DOI:  https://doi.org/10.2210/pdb1ZNJ/pdb

• Classification: HORMONE
• Organism(s): Homo sapiens
• Expression System: Saccharomyces cerevisiae
• Mutation(s): No 


• Deposited: 1997-09-23 Released: 1998-01-28 
• Deposition Author(s): Turkenburg, M.G.W., Whittingham, J.L., Turkenburg, J.P., Dodson, G.G., Derewenda, U., Smith, G.D., Dodson, E.J., Derewenda, Z.S., Xiao, B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Work: 0.178 

Literature

Structure Determination and Refinement of Two Crystal Forms of Native Insulins

Turkenburg, J.P., Whittingham, J.L., Derewenda, U., Derewenda, Z.S., Dodson, E.J., Dodson, G.G., Smith, G.D., Xiao, B.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 35.77 kDa 
• Atom Count: 2,755 
• Modelled Residue Count: 303 
• Deposited Residue Count: 306 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
INSULIN	A, C, E, G, I, K	21	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
INSULIN	B, D, F, H, J, L	30	Homo sapiens	Mutation(s): 0  Gene Names: INS
UniProt & NIH Common Fund Data Resources
Find proteins for P01308 (Homo sapiens) Explore P01308  Go to UniProtKB:  P01308
PHAROS:  P01308

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IPH	M [auth A], P [auth B], Q [auth C], S [auth E], T [auth G], V [auth I], W [auth K]	PHENOL C6 H6 O ISWSIDIOOBJBQZ-UHFFFAOYSA-N
ZN	N [auth B], R [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CL	O [auth B], U [auth H]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Work: 0.178 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.23	α = 90
b = 61.65	β = 110.5
c = 48.05	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
CCP4	data reduction
CCP4	model building
PROLSQ	refinement
CCP4	data scaling
CCP4	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-01-28 
Deposition Author(s): Turkenburg, M.G.W., Whittingham, J.L., Turkenburg, J.P., Dodson, G.G., Derewenda, U., Smith, G.D., Dodson, E.J., Derewenda, Z.S., Xiao, B.

Revision History  

• Version 1.0: 1998-01-28
  Type: Initial release
  
• Version 1.1: 2008-03-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2021-03-24
  Changes: Derived calculations
• Version 1.4: 2023-08-09
  Changes: Database references, Refinement description