SMTL ID : 7dd6.1

Structure of Ca2+/L-Trp-bonnd Calcium-Sensing Receptor in active state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

4 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.487, H.509, N.511, Y.513 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 4 residues within 4Å: Chain A: R.205, N.207, F.538, N.540 No protein-ligand interaction detected (PLIP) NAG-NAG.3: 4 residues within 4Å: Chain B: N.487, H.509, N.511, Y.513 No protein-ligand interaction detected (PLIP) NAG-NAG.4: 5 residues within 4Å: Chain B: R.205, N.207, F.538, N.540, D.544 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.205

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.5: 5 residues within 4Å: Chain A: R.66, R.69, W.70, R.414, I.415 Ligand excluded by PLIP CL.13: 5 residues within 4Å: Chain B: R.66, R.69, W.70, R.414, I.415 Ligand excluded by PLIP

6 x CA: CALCIUM ION(Non-covalent)

CA.6: 2 residues within 4Å: Chain A: D.234 Chain B: G.556 No protein-ligand interaction detected (PLIP) CA.7: 2 residues within 4Å: Chain A: S.302 Ligands: TRP.12 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.302 CA.8: 3 residues within 4Å: Chain A: T.100, T.145, V.149 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:T.100 CA.14: 2 residues within 4Å: Chain A: G.556 Chain B: D.234 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.234 CA.15: 1 residues within 4Å: Chain B: S.302 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:S.302 CA.16: 3 residues within 4Å: Chain B: T.100, A.144, T.145 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:T.100, B:A.144

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

NAG.9: 2 residues within 4Å: Chain A: N.287, T.289 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.287 NAG.10: 3 residues within 4Å: Chain A: N.399, T.401, S.402 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.401 NAG.11: 2 residues within 4Å: Chain A: N.467, Q.475 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.475, A:Q.475 NAG.17: 2 residues within 4Å: Chain B: N.287, T.289 No protein-ligand interaction detected (PLIP) NAG.18: 2 residues within 4Å: Chain B: N.399, T.401 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.401, B:T.401 NAG.19: 3 residues within 4Å: Chain B: N.467, Q.475, D.477 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.475, B:D.477

2 x TRP: TRYPTOPHAN(Non-covalent)

TRP.12: 10 residues within 4Å: Chain A: R.66, T.145, S.147, A.168, S.170, Y.218, S.272, E.297, A.298 Ligands: CA.7 5 PLIP interactions: 5 interactions with chain A, Hydrophobic interactions: A:A.168 Hydrogen bonds: A:S.147, A:S.170, A:S.170, A:E.297 TRP.20: 11 residues within 4Å: Chain B: R.66, W.70, T.145, G.146, S.147, A.168, S.170, S.171, Y.218, E.297, A.298 7 PLIP interactions: 7 interactions with chain B, Hydrophobic interactions: B:W.70 Hydrogen bonds: B:T.145, B:S.147, B:S.170, B:S.170, B:S.171, B:E.297

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wen, T. et al., Structural basis for activation and allosteric modulation of full-length calcium-sensing receptor. Sci Adv (2021)

Release Date

2021-06-16

Peptides

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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Calcium-sensing Receptor

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