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1DR2

2.3 ANGSTROMS CRYSTAL STRUCTURE OF CHICKEN LIVER DIHYDROFOLATE REDUCTASE COMPLEXED WITH THIONADP+ AND BIOPTERIN

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
DIHYDROFOLATE REDUCTASEpolymer18921679.91UniProt (P00378)
Pfam (PF00186)
Gallus gallus (chicken)
2B
(A)
CALCIUM IONnon-polymer40.11Chemie (CA)
PubChem (271)
3C
(A)
7-THIONICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATEnon-polymer759.51Chemie (TAP)
PubChem (46936208)
PubChem (5289437)
PubChem (3370245)
PubChem (145947081)
PubChem (118719299)
PubChem (145947082)
4D
(A)
waterwater18.073Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight21679.9
Non-Polymers*Number of molecules2
Total formula weight799.5
All*Total formula weight22479.5
*Water molecules are not included.

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PDB entries from 2026-04-01

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