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1QBA

BACTERIAL CHITOBIASE, GLYCOSYL HYDROLASE FAMILY 20

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
CHITOBIASEpolymer85895923.91UniProt (Q54468)Serratia marcescensBETA-N-ACETYLHEXOSAMINIDASE, N-ACETYL-BETA-D-GLUCOSAMINIDASE
2B, C, D, E
(A)
SULFATE IONnon-polymer96.14Chemie (SO4)
3F
(A)
waterwater18.0771Chemie (HOH)
Sequence modifications
A: 28 - 885 (UniProt: Q54468)
PDBExternal DatabaseDetails
Gly 566Ser 566conflict
Gly 828Ala 828conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight95923.9
Non-Polymers*Number of molecules4
Total formula weight384.3
All*Total formula weight96308.1
*Water molecules are not included.

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PDB entries from 2026-02-25

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