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5LQB

Complex structure of human IL2 mutant, Proleukin, with Fab fragment of NARA1 antibody

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Interleukin-2polymer13215348.81UniProt (P60568)
Pfam (PF00715)
Homo sapiens (Human)IL-2,T-cell growth factor,TCGF
2B
(H)
anti-hIL2 FAB fragment heavy chainpolymer22423775.51Mus musculus (House Mouse)
3C
(L)
anti-hIL2 FAB fragment light chainpolymer21823925.21Mus musculus (House Mouse)
4D, E, F
(A, H, L)
waterwater18.0494Chemie (HOH)
Sequence modifications
A: 22 - 153 (UniProt: P60568)
PDBExternal DatabaseDetails
Ser 145Cys 145engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight63049.5
All*Total formula weight63049.5
*Water molecules are not included.

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PDB entries from 2025-12-17

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