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2XB5

Tet repressor (class D) in complex with 7-Iodotetracycline

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
TETRACYCLINE REPRESSOR PROTEIN CLASS Dpolymer20723272.31UniProt (P0ACT4)
Pfam (PF00440)
Pfam (PF02909)
Escherichia coliTET REPRESSOR CLASS D
2B
(A)
7-IODOTETRACYCLINEnon-polymer540.31Chemie (I7T)
3C
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
4D
(A)
CHLORIDE IONnon-polymer35.51Chemie (CL)
5E
(A)
waterwater18.040Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight23272.3
Non-Polymers*Number of molecules3
Total formula weight600.1
All*Total formula weight23872.4
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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