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3Q8C

Crystal structure of Protective Antigen W346F (pH 5.5)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Protective antigenpolymer73582729.81UniProt (P13423)
Pfam (PF07691)
Pfam (PF03495)
Pfam (PF17475)
Pfam (PF17476)
Pfam (PF20835)
Bacillus anthracis (anthrax anthrax bacterium)PA, Anthrax toxins translocating protein, PA-83, PA83, Protective antigen PA-20, PA20, Protective antigen PA-63, PA63
2B, C
(A)
CALCIUM IONnon-polymer40.12Chemie (CA)
Sequence modifications
A: 1 - 735 (UniProt: P13423)
PDBExternal DatabaseDetails
Phe 346Trp 375engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight82729.8
Non-Polymers*Number of molecules2
Total formula weight80.2
All*Total formula weight82809.9
*Water molecules are not included.

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PDB entries from 2025-11-19

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