Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

3ETR

Crystal structure of xanthine oxidase in complex with lumazine

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, D
(A, L)
Xanthine dehydrogenase/oxidasepolymer16418002.92UniProt (P80457)
Pfam (PF00111)
Pfam (PF01799)
Bos taurus (Bovine)[Includes: Xanthine dehydrogenase (EC 1.17.1.4) (XD), and Xanthine oxidase (EC 1.17.3.2) (XO) (Xanthine oxidoreductase)]
2B, E
(B, M)
Xanthine dehydrogenase/oxidasepolymer30534024.62UniProt (P80457)
Pfam (PF00941)
Pfam (PF03450)
Bos taurus (Bovine)
3C, F
(C, N)
Xanthine dehydrogenase/oxidasepolymer75582966.22UniProt (P80457)
Pfam (PF01315)
Pfam (PF02738)
Pfam (PF20256)
Bos taurus (Bovine)
4G, H, M, N
(A, L)
FE2/S2 (INORGANIC) CLUSTERnon-polymer175.84Chemie (FES)
5I, O
(B, M)
FLAVIN-ADENINE DINUCLEOTIDEnon-polymer785.52Chemie (FAD)
6J, P
(C, N)
pteridine-2,4(1H,3H)-dionenon-polymer164.12Chemie (LUZ)
PubChem (10250)
7K
(C)
CALCIUM IONnon-polymer40.11Chemie (CA)
PubChem (271)
8L, Q
(C, N)
Molybdopterin hydoxy-oxo-thiol-molybdenumnon-polymer555.42Chemie (ZXF)
9R, S, T, U, V...
(A, B, C, L, M...)
waterwater18.01232Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains6
Total formula weight269987.3
Non-Polymers*Number of molecules11
Total formula weight3753.4
All*Total formula weight273740.8
*Water molecules are not included.

259351

PDB entries from 2026-09-09

PDB statisticsPDBj update infoContact PDBjnumon