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7U4Q

Human Synaptotagmin-1 C2A Y181F Ca2+ bound

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
Synaptotagmin-1polymer13315294.42UniProt (P21579)
Pfam (PF00168)
Homo sapiens (human)Synaptotagmin I,SytI,p65
2C, D, E
(A)
CALCIUM IONnon-polymer40.13Chemie (CA)
3F, G
(A, B)
waterwater18.0233Chemie (HOH)
Sequence modifications
A, B: 141 - 267 (UniProt: P21579)
PDBExternal DatabaseDetails
Gly 135-expression tag
Asp 136-expression tag
Ile 137-expression tag
Thr 138-expression tag
His 139-expression tag
Met 140-expression tag
Phe 181Tyr 181engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight30588.9
Non-Polymers*Number of molecules3
Total formula weight120.2
All*Total formula weight30709.1
*Water molecules are not included.

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PDB entries from 2026-01-28

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