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4H2A

Crystal structure of wild type protective antigen to 1.62 A (pH 7.5)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Protective antigenpolymer73582768.81UniProt (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, D, E
(A)
1,2-ETHANEDIOLnon-polymer62.14Chemie (EDO)
3F, G
(A)
CALCIUM IONnon-polymer40.12Chemie (CA)
4H
(A)
waterwater18.0556Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight82768.8
Non-Polymers*Number of molecules6
Total formula weight328.4
All*Total formula weight83097.3
*Water molecules are not included.

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PDB entries from 2025-07-30

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