Research workbench

X-ray structure of bovine TRTK12-CA(2+)-S100B

Analyse X-ray structure of bovine TRTK12-CA(2+)-S100B in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 3IQQ
Type: protein
Length: 98 residues
Chains: 2
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Protein S100-B; TRTK12 peptide, capz protein
UniProt: P02638
Ligands: CA
Pockets: 1 · best druggability 0.40

Structure

x-ray diffraction · 2 distinct chains · 55% helix, 4% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A	Protein S100-B	protein	89	61% helix, 4% strand	P02638
B	TRTK12 peptide, capz protein	protein	9	0% helix, 0% strand	—

Ligands and binding sites

CA · Calcium ion · metal · 2 copies · chains A

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

Pockets

1 pocket found on a 1 Å grid, 0 with a druggability of 0.5 or more.

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	92	0.40	0.77	15	empty

Interfaces

1 interface between chains.

A–B · 575 Å² buried · 8 hydrogen bonds · protein-protein

Compared structures

3IQQ · X-ray structure of bovine TRTK12-Ca(2+)-S100B · the same entry in another collection · chain A against A, TM-score 1.00
P02638 · AlphaFold monomer V2.0 prediction for protein S100-B (P02638) · a predicted model of the same protein · chain A against A, TM-score 0.96

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 P02638
Elsewhere: RCSB PDB 3IQQ · PDBe 3IQQ · UniProt P02638

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