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6XJA

Streptococcus Pneumoniae IgA1 Protease with IgA1 substrate

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(P)
Immunoglobulin A1 proteasepolymer1299145926.61UniProt (Q59947)
Pfam (PF05342)
Pfam (PF07581)
Pfam (PF07580)
Streptococcus pneumoniae (strain ATCC BAA-255 / R6)IgA1 protease,IgA-specific zinc metalloproteinase
2B, C
(A, B)
Immunoglobulin heavy constant alpha 1polymer21022888.02UniProt (P01876)
Pfam (PF00047)
Pfam (PF07654)
Homo sapiens (Human)Ig alpha-1 chain C region,Ig alpha-1 chain C region BUR,Ig alpha-1 chain C region TRO
3D
(L)
Immunoglobulin alpha-1 light chainpolymer21921947.31Homo sapiens (Human)
4E
(H)
Immunoglobulin alpha-1 heavy chainpolymer23221930.51Homo sapiens (Human)
Sequence modifications
P: 665 - 1963 (UniProt: Q59947)
PDBExternal DatabaseDetails
Ala 1605Glu 1605engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains5
Total formula weight235580.3
All*Total formula weight235580.3
*Water molecules are not included.

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PDB entries from 2025-06-11

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