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3R4U

Cell entry of botulinum neurotoxin type C is dependent upon interaction with two ganglioside molecules

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
B0005576cellular_componentextracellular region
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues394
DetailsRegion: {"description":"C-terminus of receptor binding domain (C-RBD)","evidences":[{"source":"UniProtKB","id":"P0DPI0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues28
DetailsRegion: {"description":"Ganglioside-binding loop","evidences":[{"source":"PubMed","id":"20731382","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"21542861","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsMotif: {"description":"Host ganglioside-binding motif","evidences":[{"source":"UniProtKB","id":"P10844","evidenceCode":"ECO:0000250"},{"source":"PubMed","id":"19650874","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues10
DetailsBinding site: {"description":"GBP2 binding site","evidences":[{"source":"PubMed","id":"23027864","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsBinding site: {"description":"Sia-1 binding site","evidences":[{"source":"PubMed","id":"21542861","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"3R4S","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

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PDB entries from 2025-12-10

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