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3FRQ

Structure of the macrolide biosensor protein, MphR(A), with erythromcyin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Repressor protein MphR(A)polymer19521710.22UniProt (Q9EVJ6)
Pfam (PF00440)
Escherichia coli
2C, G
(A, B)
ERYTHROMYCIN Anon-polymer733.92Chemie (ERY)
3D, E, H, I, J...
(A, B)
GLYCEROLnon-polymer92.16Chemie (GOL)
4F, L
(A, B)
CHLORIDE IONnon-polymer35.52Chemie (CL)
5M, N
(A, B)
waterwater18.0235Chemie (HOH)
Sequence modifications
A, B: 1 - 194 (UniProt: Q9EVJ6)
PDBExternal DatabaseDetails
Gly 0-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight43420.4
Non-Polymers*Number of molecules10
Total formula weight2091.3
All*Total formula weight45511.7
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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