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Solution structure of the 30 kda polysulfide-sulfur transferase homodimer from wolinella succinogenes

Analyse Solution structure of the 30 kda polysulfide-sulfur transferase homodimer from… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB: 1QXN
Type: protein
Length: 274 residues
Chains: 2
Method: solution nmr
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Sulfide dehydrogenase
UniProt: Q56748
Ligands: PS5
Pockets: 3 · best druggability 0.52

Structure

solution nmr · 1 distinct chain · 42% helix, 16% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A, B	Sulfide dehydrogenase	protein	137	42% helix, 16% strand	Q56748

Ligands and binding sites

PS5 · Pentasulfide-sulfur · ligand · 2 copies · chains A, B

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

Pockets

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

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	145	0.52	0.80	27	PS5
2	150	0.50	0.78	24	empty
3	78	0.36	0.77	22	PS5

Interfaces

1 interface between chains.

A–B · 1685 Å² buried · 25 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 covalent (covalent ligand).

Compared structures

1QXN · Solution Structure of the 30 kDa Polysulfide-sulfur Transferase Homodimer from Wolinella… · the same entry in another collection · chain A against A, TM-score 1.00

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 Q56748
Elsewhere: RCSB PDB 1QXN · PDBe 1QXN · UniProt Q56748

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