1F82

BOTULINUM NEUROTOXIN TYPE B CATALYTIC DOMAIN

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004222	molecular_function	metalloendopeptidase activity
A	0006508	biological_process	proteolysis
A	0008270	molecular_function	zinc ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN A 500

Chain	Residue
A	HIS229
A	HIS233
A	GLU267
A	HOH833

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Functional Information from PROSITE/UniProt

site_id	PS00142
Number of Residues	10
Details	ZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. ILMHELIHVL

Chain	Residue	Details
A	ILE226-LEU235

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: ACT_SITE => ECO:0000255|PROSITE-ProRule:PRU10095

Chain	Residue	Details
A	LEU231

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site_id	SWS_FT_FI2
Number of Residues	2
Details	BINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:10932256, ECO:0000305|PubMed:1429690, ECO:0007744|PDB:1EPW, ECO:0007744|PDB:1F31, ECO:0007744|PDB:2NP0

Chain	Residue	Details
A	GLU230
A	VAL234

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site_id	SWS_FT_FI3
Number of Residues	1
Details	BINDING: BINDING => ECO:0000269|PubMed:10932256, ECO:0007744|PDB:1EPW, ECO:0007744|PDB:1F31, ECO:0007744|PDB:2NP0

Chain	Residue	Details
A	LEU268

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	3
Details	Annotated By Reference To The Literature 1i1e

Chain	Residue	Details
A	TYR372
A	ARG369
A	GLU267

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site_id	MCSA1
Number of Residues	5
Details	M-CSA 626

Chain	Residue	Details
A	GLU230	metal ligand
A	LEU231	proton acceptor, proton donor
A	VAL234	metal ligand
A	LEU268	metal ligand
A	ALA370	electrostatic stabiliser

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