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1RH1

crystal structure of the cytotoxic bacterial protein colicin B at 2.5 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0005886cellular_componentplasma membrane
A0016020cellular_componentmembrane
A0031640biological_processkilling of cells of another organism
A0042742biological_processdefense response to bacterium
A0050829biological_processdefense response to Gram-negative bacterium
A0140911molecular_functionpore-forming activity
Functional Information from PROSITE/UniProt
site_idPS00276
Number of Residues12
DetailsCHANNEL_COLICIN Channel forming colicins signature. TgnWgPLMLevE
ChainResidueDetails
ATHR437-GLU448

site_idPS00430
Number of Residues24
DetailsTONB_DEPENDENT_REC_1 TonB-dependent receptor (TBDR) proteins signature 1. msdnegsvptegidyg...................................................................................................DTMVVWPS
ChainResidueDetails
AMET1-SER24

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues40
DetailsTransmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues7
DetailsMotif: {"description":"TonB box"}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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