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3THD

Crystal structure of human beta-galactosidase in complex with 1-deoxygalactonojirimycin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
Beta-galactosidasepolymer65473665.34UniProt (P16278)
Pfam (PF01301)
Pfam (PF21317)
Pfam (PF21467)
Homo sapiens (human)
2AA, BA, E, F, G...
(C, A, D, B)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.216Chemie (NAG)
3CA, I, MA, S
(C, A, D, B)
CHLORIDE IONnon-polymer35.54Chemie (CL)
4DA, J, NA, T
(C, A, D, B)
(2R,3S,4R,5S)-2-(hydroxymethyl)piperidine-3,4,5-triolnon-polymer163.24Chemie (DGJ)
5EA, FA, K, L, OA...
(C, A, D, B)
SULFATE IONnon-polymer96.18Chemie (SO4)
6GA, HA, M, N, QA...
(C, A, D, B)
1,2-ETHANEDIOLnon-polymer62.18Chemie (EDO)
7SA, TA, UA, VA
(A, B, C, D)
waterwater18.02184Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight294661.3
Non-Polymers*Number of molecules40
Total formula weight5598.9
All*Total formula weight300260.2
*Water molecules are not included.

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PDB entries from 2025-12-10

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