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3F2X

Crystal structure of the FMN riboswitch bound to FMN, Cs+ soak.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(X)
FMN riboswitchpolymer11236451.41GenBank (20095250)
2B
(X)
FLAVIN MONONUCLEOTIDEnon-polymer456.31Chemie (FMN)
3C, D, E, F, G...
(X)
MAGNESIUM IONnon-polymer24.313Chemie (MG)
4P, Q, R, S
(X)
CESIUM IONnon-polymer132.94Chemie (CS)
5T
(X)
waterwater18.02Chemie (HOH)
Sequence modifications
X: 3 - 109 (GenBank: 20095250)
PDBExternal DatabaseDetails
Gtp 1-insertion
G 2-insertion
U 110-insertion
U 111-insertion
Ccc 112-insertion
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight36451.4
Non-Polymers*Number of molecules18
Total formula weight1303.9
All*Total formula weight37755.3
*Water molecules are not included.

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PDB entries from 2025-07-30

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