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2PPA

Anaerobically manipulated wild type oxidized AfNiR bound to nitrous oxide

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
Copper-containing nitrite reductasepolymer34136878.63UniProt (P38501)
Pfam (PF07732)
Pfam (PF00394)
Alcaligenes faecalisCu-NIR
2D, I, O
(A, B, C)
COPPER (I) IONnon-polymer63.53Chemie (CU1)
3E, J, P
(A, B, C)
COPPER (II) IONnon-polymer63.53Chemie (CU)
4F, K, L, M, Q...
(A, B, C)
ACETATE IONnon-polymer59.010Chemie (ACT)
5G, N
(A, B)
NITROUS OXIDEnon-polymer44.02Chemie (N2O)
6H
(A)
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOLnon-polymer122.11Chemie (TRS)
7W, X, Y
(A, B, C)
waterwater18.0776Chemie (HOH)
Sequence modifications
A, B, C: 4 - 340 (UniProt: P38501)
PDBExternal DatabaseDetails
Ile 341-expression tag
Glu 342-expression tag
Gly 343-expression tag
Arg 344-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight110635.9
Non-Polymers*Number of molecules19
Total formula weight1181.9
All*Total formula weight111817.8
*Water molecules are not included.

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PDB entries from 2025-06-18

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