SMTL ID : 5tua.1

structure of a Na+-selective mutant of two-pore channel from Arabidopsis thaliana AtTPC1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

homo-dimer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.335, D.337, N.339, E.341, D.343 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.335, A:D.337, A:D.337, A:E.341 CA.2: 4 residues within 4Å: Chain A: W.92, E.124, D.166, D.170 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:E.124, A:D.166, A:D.170 CA.13: 5 residues within 4Å: Chain B: D.335, D.337, N.339, E.341, D.343 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.335, B:D.337, B:D.337, B:E.341 CA.14: 4 residues within 4Å: Chain B: W.92, E.124, D.166, D.170 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:E.124, B:D.166, B:D.170

18 x BA: BARIUM ION(Non-covalent)(Non-functional Binders)

BA.3: 3 residues within 4Å: Chain A: E.457 Chain B: E.239, D.240 Ligand excluded by PLIP BA.4: 2 residues within 4Å: Chain A: D.454 Chain B: D.240 Ligand excluded by PLIP BA.5: 3 residues within 4Å: Chain A: E.605 Chain B: E.605 Ligands: BA.17 Ligand excluded by PLIP BA.6: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP BA.7: 1 residues within 4Å: Chain A: N.339 Ligand excluded by PLIP BA.8: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP BA.9: 1 residues within 4Å: Chain A: E.494 Ligand excluded by PLIP BA.10: 1 residues within 4Å: Ligands: BA.22 Ligand excluded by PLIP BA.11: 1 residues within 4Å: Ligands: BA.23 Ligand excluded by PLIP BA.15: 3 residues within 4Å: Chain A: E.239, D.240 Chain B: E.457 Ligand excluded by PLIP BA.16: 2 residues within 4Å: Chain A: D.240 Chain B: D.454 Ligand excluded by PLIP BA.17: 3 residues within 4Å: Chain A: E.605 Chain B: E.605 Ligands: BA.5 Ligand excluded by PLIP BA.18: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP BA.19: 1 residues within 4Å: Chain B: N.339 Ligand excluded by PLIP BA.20: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP BA.21: 1 residues within 4Å: Chain B: E.494 Ligand excluded by PLIP BA.22: 1 residues within 4Å: Ligands: BA.10 Ligand excluded by PLIP BA.23: 1 residues within 4Å: Ligands: BA.11 Ligand excluded by PLIP

2 x NA: SODIUM ION(Non-functional Binders)

NA.12: 5 residues within 4Å: Chain A: N.630, N.631 Chain B: N.630, N.631 Ligands: NA.24 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.630 NA.24: 5 residues within 4Å: Chain A: N.630, N.631 Chain B: N.630, N.631 Ligands: NA.12 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.631

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guo, J. et al., Tuning the ion selectivity of two-pore channels. Proc. Natl. Acad. Sci. U.S.A. (2017)

Release Date

2017-01-18

Peptides

Two pore calcium channel protein 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Membrane

We predict this structure to be a membrane protein.
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Two pore calcium channel protein 1