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8EXN

Crystal structure of PTP1B D181A/Q262A phosphatase domain with TYK2 activation loop phosphopeptide

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Tyrosine-protein phosphatase non-receptor type 1polymer29934732.71UniProt (P18031)
Pfam (PF00102)
Homo sapiens (human)Protein-tyrosine phosphatase 1B,PTP-1B
2B
(D)
Non-receptor tyrosine-protein kinase TYK2 activation loop peptidepolymer151823.91UniProt (P29597)Homo sapiens
3C
(A)
PHOSPHATE IONnon-polymer95.01Chemie (PO4)
4D, E
(A)
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOLnon-polymer122.12Chemie (TRS)
5F, G
(A, D)
waterwater18.074Chemie (HOH)
Sequence modifications
A: 1 - 299 (UniProt: P18031)
PDBExternal DatabaseDetails
Ala 181Asp 181engineered mutation
Ala 262Gln 262engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight36556.6
Non-Polymers*Number of molecules3
Total formula weight339.3
All*Total formula weight36895.8
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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