MolNFT v1 · #9464 · protein

Serine protease

1HXE · Thrombin: “Serine protease”. X-ray diffraction, 1 ligand (RB), 1 pocket (best druggability 0.56). MolNFT v1 #9464 on GenesisL1: 3D structure, binding sites and pockets in GL1X.

PDB: 1HXE
Type: protein
Length: 284 residues
Chains: 3
Method: x-ray diffraction
Collection: MolNFT v1 / PDB
Contract: 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner: 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule: Thrombin; Hirudin variant-1
EC: 3.4.21.5
UniProt: P00734, P01050
Ligands: RB
Pockets: 1 · best druggability 0.56

Structure

x-ray diffraction · 3 distinct chains · 14% helix, 30% strand (DSSP).

Chain	Molecule	Type	Residues	Secondary structure	UniProt
L	Thrombin (EC 3.4.21.5)	protein	26	31% helix, 0% strand	P00734
H	Thrombin (EC 3.4.21.5)	protein	248	12% helix, 35% strand	P00734
I	Hirudin variant-1	protein	10	30% helix, 0% strand	P01050

Ligands and binding sites

RB · Rubidium ion · metal · 2 copies · chains H

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

Pockets

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

Pocket	Volume (Å³)	Druggability	Buriedness	Lining residues	Inside
1	286	0.56	0.76	42	empty

Interfaces

2 interfaces between chains.

L–H · 1101 Å² buried · 22 hydrogen bonds · protein-protein
H–I · 609 Å² buried · 4 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 4 disulfide (disulfide).

Compared structures

1HXE · Serine protease · the same entry in another collection · chain L against L, TM-score 1.00
P01050 · AlphaFold monomer V2.0 prediction for hirudin variant-1 (P01050) · a predicted model of the same protein · chain I against A, TM-score 0.47

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 P00734
Every structure of UniProt P01050
Elsewhere: RCSB PDB 1HXE · PDBe 1HXE · UniProt P00734 · UniProt P01050

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