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2FPQ

Crystal Structure of Botulinum Neurotoxin Type D Light Chain

Functional Information from GO Data
ChainGOidnamespacecontents
A0004222molecular_functionmetalloendopeptidase activity
A0006508biological_processproteolysis
A0008270molecular_functionzinc ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 500
ChainResidue
AHIS229
AHIS233
AGLU269
AHOH674

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K A 501
ChainResidue
AILE415
AASN418
ALEU421
AHOH628
AHOH659

Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. ALMHELTHSL
ChainResidueDetails
AALA226-LEU235

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU10095","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16519520","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26324071","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2FPQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5BQM","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1i1e
ChainResidueDetails
ATYR375
AARG372
AGLU269

239803

PDB entries from 2025-08-06

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