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Human calcium-sensing receptor bound with L-TRP

Analyse Human calcium-sensing receptor bound with L-TRP in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 7DTU
Type: protein
Length: 1,556 residues
Chains: 2
Method: electron microscopy
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Extracellular calcium-sensing receptor
UniProt: P41180
Ligands: TRP, NAG
Pockets: 19 · best druggability 0.82

Structure

electron microscopy · 1 distinct chain · 40% helix, 11% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A, B	Extracellular calcium-sensing receptor	protein	778	40% helix, 11% strand	P41180

Ligands and binding sites

TRP · Tryptophan · ligand · 2 copies · chains A, B
NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 14 copies · chains A, B

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

Pockets

19 pockets found on a 1 Å grid, 17 with a druggability of 0.5 or more.

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	977	0.82	0.83	104	TRP
2	655	0.80	0.85	60	TRP
3	686	0.78	0.83	89	empty
4	1174	0.76	0.79	117	empty
5	713	0.76	0.81	85	empty

Interfaces

1 interface between chains.

A–B · 1473 Å² buried · 7 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 18 disulfide, 10 glycan (disulfide, N-glycosylation).

Compared structures

7DTU · Human Calcium-Sensing Receptor bound with L-Trp · the same entry in another collection · chain B against B, TM-score 1.00
P41180 · AlphaFold monomer V2.0 prediction for extracellular calcium-sensing receptor (P41180) · a predicted model of the same protein · chain A against A, TM-score 0.90

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 P41180
Elsewhere: RCSB PDB 7DTU · PDBe 7DTU · UniProt P41180

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