SMTL ID : 7dtv.1

Human Calcium-Sensing Receptor bound with L-Trp and calcium ions

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 4 residues within 4Å: Chain A: N.499, Y.521, N.523, Y.525 No protein-ligand interaction detected (PLIP) NAG-NAG.3: 4 residues within 4Å: Chain B: N.499, Y.521, N.523, Y.525 No protein-ligand interaction detected (PLIP)

2 x NAG- NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-NAG.2: 4 residues within 4Å: Chain A: R.216, N.218, F.550, N.552 No protein-ligand interaction detected (PLIP) NAG-NAG-NAG.4: 4 residues within 4Å: Chain B: R.216, N.218, F.550, N.552 No protein-ligand interaction detected (PLIP)

2 x TRP: TRYPTOPHAN(Non-covalent)

TRP.5: 9 residues within 4Å: Chain A: R.77, T.156, G.157, S.158, A.179, S.181, Y.229, E.308, A.309 3 PLIP interactions: 3 interactions with chain A, Hydrogen bonds: A:S.158, A:S.181, A:S.181 TRP.13: 9 residues within 4Å: Chain B: R.77, T.156, G.157, S.158, A.179, S.181, Y.229, E.308, A.309 3 PLIP interactions: 3 interactions with chain B, Hydrogen bonds: B:S.158, B:S.181, B:S.181

4 x CA: CALCIUM ION(Non-covalent)

CA.6: 3 residues within 4Å: Chain A: R.77, S.313, S.314 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.313 CA.7: 2 residues within 4Å: Chain A: D.245 Chain B: G.568 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:G.568 CA.12: 2 residues within 4Å: Chain A: G.568 Chain B: D.245 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:G.568 CA.14: 3 residues within 4Å: Chain B: R.77, S.313, S.314 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.313

8 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.8: 2 residues within 4Å: Chain A: H.265, N.272 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.272 NAG.9: 1 residues within 4Å: Chain A: N.298 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.298 NAG.10: 1 residues within 4Å: Chain A: N.457 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.459, A:S.459 NAG.11: 2 residues within 4Å: Chain A: N.479, T.489 No protein-ligand interaction detected (PLIP) NAG.15: 2 residues within 4Å: Chain B: H.265, N.272 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.272 NAG.16: 1 residues within 4Å: Chain B: N.298 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.298 NAG.17: 1 residues within 4Å: Chain B: N.457 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.459, B:S.459 NAG.18: 2 residues within 4Å: Chain B: N.479, T.489 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ling, S. et al., Structural mechanism of cooperative activation of the human calcium-sensing receptor by Ca 2+ ions and L-tryptophan. Cell Res. (2021)

Release Date

2021-03-10

Peptides

Extracellular calcium-sensing receptor: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
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Extracellular calcium-sensing receptor

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