X-ray diffraction
1.42Å resolution

Crystal structure of glucagon analog with selenomethionine substitutions at position 1 and 27 in space group I41 at 1.42 A resolution

Source organism: Homo sapiens
Entry authors: Mroz PA, Gonzalez-Gutierrez G, DiMarchi RD

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Glucagon Chain: A
Molecule details ›
Chain: A
Length: 29 amino acids
Theoretical weight: 3.57 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: P01275 (Residues: 53-81; Coverage: 18%)
Gene name: GCG
Sequence domains: Peptide hormone

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 4.2.2
Spacegroup: I41
Unit cell:
a: 41.696Å b: 41.696Å c: 29.648Å
α: 90° β: 90° γ: 90°
R R work R free
0.161 0.16 0.189
Expression system: Not provided