MolNFT v2 · #21920 · protein

Subtilisin bpn' prosegment (77 residues) complexed with a mutant subtilisin bpn' (266 residues). crystal pH 4.6. crystallization temperature 20 C diffraction temperature-160 C

1SPB: “Subtilisin bpn' prosegment (77 residues) complexed with a mutant subtilisin bpn' (266 residues). crystal pH…”. X-ray diffraction at 2, 1 ligand (NA), 1 pocket (best druggability 0.31). MolNFT v2 #21920 on GenesisL1: 3D structure…

PDB: 1SPB
Type: protein
Length: 335 residues
Chains: 2
Method: x-ray diffraction
Collection: MolNFT v2 / PDB Bank
Contract: 0xd58B01f6C18086e5202cdC5D7Ad3E41790360102
Owner: 0xF4e1AA6f26B7DA48EeAD9B24a97927303eeA07b8
Resolution: 2
Source: Bacillus amyloliquefaciens
Molecule: Subtilisin bpn' prosegment; Subtilisin bpn'
EC: 3.4.21.62
UniProt: P00782
Ligands: NA
Pockets: 1 · best druggability 0.31

Structure

x-ray diffraction · resolution 2 · 2 distinct chains · 31% helix, 26% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
P	Subtilisin bpn' prosegment	protein	71	27% helix, 37% strand	P00782
S	Subtilisin bpn' (EC 3.4.21.62)	protein	264	32% helix, 23% strand	P00782

Ligands and binding sites

NA · Sodium ion · metal · chains S

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	69	0.31	0.74	18	empty

Interfaces

1 interface between chains.

P–S · 1144 Å² buried · 31 hydrogen bonds · protein-protein

Compared structures

1SPB · Subtilisin bpn' prosegment (77 residues) complexed with a mutant subtilisin bpn' (266… · the same entry in another collection · chain P against P, TM-score 1.00
P00782 · AlphaFold monomer V2.0 prediction for subtilisin bpn' (P00782) · a predicted model of the same protein · chain S 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 P00782
Elsewhere: RCSB PDB 1SPB · PDBe 1SPB · UniProt P00782

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