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4XQ0

Structure of fission yeast RNA polymerase II CTD phosphatase Fcp1-R271A bound to beryllium fluoride

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
RNA polymerase II subunit A C-terminal domain phosphatasepolymer37242362.31UniProt (Q9P376)
Pfam (PF03031)
Pfam (PF12738)
Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast)CTD phosphatase fcp1
2B, C, D, E, F
(A)
TETRAETHYLENE GLYCOLnon-polymer194.25Chemie (PG4)
3G
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
4H
(A)
waterwater18.0217Chemie (HOH)
Sequence modifications
A: 149 - 329 (UniProt: Q9P376)
PDBExternal DatabaseDetails
Ser 147-expression tag
Leu 148-expression tag
Ala 271Arg 271engineered mutation
A: 332 - 518 (UniProt: Q9P376)
PDBExternal DatabaseDetails
Gly 330-linker
Ser 331-linker
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight42362.3
Non-Polymers*Number of molecules6
Total formula weight995.4
All*Total formula weight43357.8
*Water molecules are not included.

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PDB entries from 2025-06-11

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