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Molecular complex of cholecystokinin-8 and N-terminus of the cholecystokinin a receptor by NMR spectroscopy

Analyse Molecular complex of cholecystokinin-8 and N-terminus of the cholecystokinin a… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 1D6G
Type: protein
Length: 55 residues
Chains: 2
Method: solution nmr
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Cholecystokinin type a receptor; Cholecystokinin-8
UniProt: P32238
Ligands: NH2

Structure

solution nmr · 2 distinct chains · 11% helix, 4% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A	Cholecystokinin type a receptor	protein	47	13% helix, 4% strand	P32238
B	Cholecystokinin-8	protein	8	0% helix, 0% strand	—

Ligands and binding sites

NH2 · Amino group · ion · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Interfaces

1 interface between chains.

A–B · 340 Å² buried · 4 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 1 disulfide (disulfide).

Compared structures

1D6G · Molecular complex of cholecystokinin-8 and N-terminus of the cholecystokinin a receptor… · the same entry in another collection · chain A against A, TM-score 1.00
P32238 · AlphaFold monomer V2.0 prediction for cholecystokinin receptor type a (P32238) · a predicted model of the same protein · chain A against A, TM-score 0.39

Analyse

Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
Every structure of UniProt P32238
Elsewhere: RCSB PDB 1D6G · PDBe 1D6G · UniProt P32238

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