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4QAH

The second sphere residue T263 is important for function and activity of PTP1B through modulating WPD loop

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Tyrosine-protein phosphatase non-receptor type 1polymer29934861.81UniProt (P18031)
Pfam (PF00102)
Homo sapiens (human)Protein-tyrosine phosphatase 1B, PTP-1B
2B
(A)
2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOLnon-polymer122.11Chemie (TRS)
3C
(A)
waterwater18.0107Chemie (HOH)
Sequence modifications
A: 1 - 299 (UniProt: P18031)
PDBExternal DatabaseDetails
Lys 263Thr 263engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight34861.8
Non-Polymers*Number of molecules1
Total formula weight122.1
All*Total formula weight34983.9
*Water molecules are not included.

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PDB entries from 2025-06-18

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