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3BR1

Crystal Structure of the Complex of Dequalinium Bound to QacR(E90Q), a Mutant of a Multidrug Binding Transcriptional Repressor

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1B, D, A, EHTH-type transcriptional regulator qacRpolymer19422982.04UniProt (P0A0N3)
Pfam (PF00440)
Pfam (PF08360)
In PDB
Staphylococcus aureus
2E, B, D, ASULFATE IONnon-polymer96.122Chemie (SO4)
3ADEQUALINIUMnon-polymer456.71Chemie (DEQ)
4waterwater18.020Chemie (HOH)
Sequence modifications
B, D, A, E: 1 - 188 (UniProt: P0A0N3)
PDBExternal DatabaseDetails
Ala 72Cys 72engineered mutation
Gln 90Glu 90engineered mutation
Ser 141Cys 141engineered mutation
His 189-expression tag
His 190-expression tag
His 191-expression tag
His 192-expression tag
His 193-expression tag
His 194-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight91928.1
Non-Polymers*Number of molecules23
Total formula weight2570.1
All*Total formula weight94498.2
*Water molecules are not included.

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PDB entries from 2024-06-12

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