2B4N: Glucose-Dependent Insulinotropic Polypeptide

Solution Structure of Glucose-Dependent Insulinotropic Polypeptide. Determined by solution NMR. Released 2 May 2006.

Method
Solution NMR
Organism
Homo sapiens
Chains
1
Atoms
352
Mol. weight
4.99 kDa
Released
2 May 2006

Explore 2B4N in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2B4N contains 1 α-helix and 0 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 1 helix, 0 β-strands

ElementResiduesLengthSheet
α-helix14-2815

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Gastric inhibitory polypeptideAprotein42Homo sapiensP09681 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>2B4N_1 Gastric inhibitory polypeptide (chains A)
YAEGTFISDYSIAMDKIHQQDFVNWLLAQKGKKNDWKHNITQ

Primary citation

NMR and alanine scan studies of glucose-dependent insulinotropic polypeptide in water. Alana, I., Parker, J.C., Gault, V.A. et al. J Biol Chem (2006) 281:16370-16376. DOI 10.1074/jbc.M510414200 · PubMed

Other PDB entries of the same protein (UniProt P09681 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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