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4FL1

Structural and Biophysical Characterization of the Syk Activation Switch

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Tyrosine-protein kinase SYKpolymer29133884.01UniProt (P43405)
Pfam (PF07714)
Homo sapiens (human)Spleen tyrosine kinase, p72-Syk
2B
(A)
PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTERnon-polymer506.21Chemie (ANP)
3C
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
4D
(A)
waterwater18.0221Chemie (HOH)
Sequence modifications
A: 356 - 635 (UniProt: P43405)
PDBExternal DatabaseDetails
Met 353-expression tag
Ala 354-expression tag
Leu 355-expression tag
Glu 636-expression tag
Gly 637-expression tag
His 638-expression tag
His 639-expression tag
His 640-expression tag
His 641-expression tag
His 642-expression tag
His 643-expression tag
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight33884.0
Non-Polymers*Number of molecules2
Total formula weight530.5
All*Total formula weight34414.5
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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