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ATTPC1 D454N with 1 mm CA2+

Analyse ATTPC1 D454N with 1 mm CA2+ in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7TBG
Type
protein
Length
1,190 residues
Chains
2
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Two pore calcium channel protein 1
UniProt
Q94KI8
Ligands
CA, NA
Pockets
20 · best druggability 0.87

Structure

electron microscopy · 1 distinct chain · 75% helix, 0% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, BTwo pore calcium channel protein 1protein59575% helix, 0% strandQ94KI8

Ligands and binding sites

  • CA · Calcium ion · metal · 4 copies · chains A, B
  • NA · Sodium ion · metal · chains A, B

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

Pockets

20 pockets found on a 1 Å grid, 13 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
18520.870.8943empty
26060.750.8147empty
35720.740.8041empty
43740.690.8036empty
53530.670.8033empty

Interfaces

1 interface between chains.

  • A–B · 3832 Ų buried · 19 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 disulfide (disulfide).

Compared structures

  • 7TBG · AtTPC1 D454N with 1 mM Ca2+ · the same entry in another collection · chain A against A, TM-score 1.00
  • Q94KI8 · AlphaFold monomer V2.0 prediction for two pore calcium channel protein 1 (Q94KI8) · a predicted model of the same protein · chain A against A, TM-score 0.96

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