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5JK9

Crystal structure of human IZUMO1

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D, E...
(A, B, C, D, E...)
Izumo sperm-egg fusion protein 1polymer24628163.36UniProt (Q8IYV9)
Pfam (PF15005)
Pfam (PF16706)
Homo sapiens (Human)Oocyte binding/fusion factor,OBF,Sperm-specific protein izumo
2G, H, I, J, K...
(A, B, C, D, E...)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.26Chemie (NAG)
3M, N, O, P, Q...
(A, B, C, D, E...)
waterwater18.0537Chemie (HOH)
Sequence modifications
A, B, C, D, E, F: 22 - 255 (UniProt: Q8IYV9)
PDBExternal DatabaseDetails
Arg 18-expression tag
Ser 19-expression tag
Pro 20-expression tag
Trp 21-expression tag
Glu 256-expression tag
Phe 257-expression tag
Leu 258-expression tag
Glu 259-expression tag
Val 260-expression tag
Leu 261-expression tag
Phe 262-expression tag
Gln 263-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains6
Total formula weight168980.0
Non-Polymers*Number of molecules6
Total formula weight1327.2
All*Total formula weight170307.2
*Water molecules are not included.

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PDB entries from 2026-01-14

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