8Z4B

Crystal structure of LysB22-AspB28 insulin analog at ambient structure

• PDB DOI: https://doi.org/10.2210/pdb8Z4B/pdb

• Classification: HORMONE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-04-17 Released: 2024-05-22 
• Deposition Author(s): Ayan, E., Demirci, H.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.357 
• R-Value Work: 0.300 
• R-Value Observed: 0.300 

Starting Model: experimental

Literature

Crystal structure of LysB22-AspB28 insulin analog at ambient structure

Ayan, E., Demirci, H.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A6B6 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Hetero 12-mer - A6B3C3 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: mass spectrometry

Macromolecule Content

• Total Structure Weight: 11.82 kDa 
• Atom Count: 837 
• Modelled Residue Count: 102 
• Deposited Residue Count: 102 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin A chain	A, C	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 GTEx:  ENSG00000254647

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin B chain	B, D	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 GTEx:  ENSG00000254647

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN (Subject of Investigation/LOI)	E [auth B], G [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CL (Subject of Investigation/LOI)	F [auth B], H [auth D]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.357 
• R-Value Work: 0.300 
• R-Value Observed: 0.300 
• Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.376	α = 90
b = 80.376	β = 90
c = 38.04	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
CrysalisPro	data reduction
CrysalisPro	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-05-22 
Deposition Author(s): Ayan, E., Demirci, H.

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Funding Organization	Location	Grant Number
Other government	Turkey	--

Revision History  

• Version 1.0: 2024-05-22
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Structure summary