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3SD3

The structure of the tetrahydrofolate riboswitch containing a U25C mutation

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Tetrahydrofolate riboswitchpolymer8928848.21
2B, C, D, E, F
(A)
IRIDIUM HEXAMMINE IONnon-polymer294.45Chemie (IRI)
3G
(A)
N-[4-({[(6S)-2-amino-5-formyl-4-oxo-3,4,5,6,7,8-hexahydropteridin-6-yl]methyl}amino)benzoyl]-L-glutamic acidnon-polymer473.41Chemie (FFO)
PubChem (135398559)
PubChem (135402009)
PubChem (135403648)
PubChem (135445225)
PubChem (135481887)
PubChem (135484651)
PubChem (135665655)
PubChem (135871200)
PubChem (136123990)
4H
(A)
waterwater18.0103Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight28848.2
Non-Polymers*Number of molecules6
Total formula weight1945.4
All*Total formula weight30793.6
*Water molecules are not included.

251422

PDB entries from 2026-04-01

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