MolNFT v1 · #55412 · protein

Structural characterization of a secretin pilot protein from the type III secretion system (T3SS) of pseudomonas aeruginosa

2YJL · Exoenzyme S synthesis protein B: “Structural characterization of a secretin pilot protein from the type III secretion system (T3SS) of…”. X-ray diffraction, 2 ligands (NI, SO4). MolNFT v1 #55412 on GenesisL1: 3D structure, binding…

PDB: 2YJL
Type: protein
Length: 327 residues
Chains: 3
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Exoenzyme S synthesis protein B
UniProt: P26994
Ligands: NI, SO4

Structure

x-ray diffraction · 3 distinct chains · 4% helix, 58% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
A	Exoenzyme S synthesis protein B	protein	108	4% helix, 58% strand	P26994
B	Exoenzyme S synthesis protein B	protein	113	4% helix, 56% strand	P26994
C	Exoenzyme S synthesis protein B	protein	106	4% helix, 59% strand	P26994

Ligands and binding sites

NI · Nickel (II) ion · metal · chains A
SO4 · Sulfate ion · ion · 4 copies · chains A, C

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

Interfaces

3 interfaces between chains.

A–B · 589 Å² buried · 7 hydrogen bonds · protein-protein
B–C · 554 Å² buried · 6 hydrogen bonds · protein-protein
A–C · 38 Å² buried · 1 hydrogen bond · protein-protein

Modifications

Observed in the structure: 3 disulfide (disulfide).

Compared structures

2YJL · Structural characterization of a secretin pilot protein from the type III secretion… · the same entry in another collection · chain A against A, TM-score 1.00
P26994 · AlphaFold monomer V2.0 prediction for type 3 secretion system pilotin (P26994) · a predicted model of the same protein · chain C against A, TM-score 0.99

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 P26994
Elsewhere: RCSB PDB 2YJL · PDBe 2YJL · UniProt P26994

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