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4DDR

Human dihydrofolate reductase complexed with NADPH and P218

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Dihydrofolate reductasepolymer18621349.51UniProt (P00374)
Pfam (PF00186)
Homo sapiens (human)
2B
(A)
NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATEnon-polymer745.41Chemie (NDP)
3C
(A)
3-(2-{3-[(2,4-diamino-6-ethylpyrimidin-5-yl)oxy]propoxy}phenyl)propanoic acidnon-polymer360.41Chemie (MMV)
4D
(A)
waterwater18.0172Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight21349.5
Non-Polymers*Number of molecules2
Total formula weight1105.8
All*Total formula weight22455.4
*Water molecules are not included.

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PDB entries from 2025-06-11

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