2LGB

Modified A22Gly-B31Arg Human Insulin

• PDB DOI: https://doi.org/10.2210/pdb2LGB/pdb
• BMRB: 17803

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


• Deposited: 2011-07-25 Released: 2012-04-11 
• Deposition Author(s): Bocian, W., Kozerski, L.

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Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy and with the least restraint violations 

Literature

Recombinant A22(G)-B31 (R)-human insulin. A22 addition introduces conformational mobility in B chain C-terminus.

Borowicz, P., Bednarek, E., Bocian, W., Sitkowski, J., Jaworska, B., Mikolajczyk, J., Glabski, T., Stadnik, D., Surmacz, W., Bogiel, M., Kozerski, L.

(2012) J Biomol NMR 52: 365-370

• PubMed: 22350952 
• DOI: https://doi.org/10.1007/s10858-012-9612-y
• Primary Citation of Related Structures:  
  2LGB

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Organizational Affiliation: 

Institute of Biotechnology and Antibiotics, 02-516 Warsaw, Poland.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 6.03 kDa 
• Atom Count: 420 
• Modelled Residue Count: 53 
• Deposited Residue Count: 53 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin A chain	A	22	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	31	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

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy and with the least restraint violations 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-04-11 
Deposition Author(s): Bocian, W., Kozerski, L.

Revision History  

• Version 1.0: 2012-04-11
  Type: Initial release
  
• Version 1.1: 2012-07-04
  Changes: Structure summary
• Version 1.2: 2023-06-14
  Changes: Data collection, Database references, Other
• Version 1.3: 2024-11-27
  Changes: Data collection, Database references, Structure summary