Structure of PDB 5ka1 Chain A

Receptor sequence
>5ka1A (length=284) Species: 9606 (Homo sapiens) [Search protein sequence]
ASMEMEKEFEQIDKSGSWAAIYQDIRHEASDFPCRVAKLPKNKNRNRYRD
VSPFDHSRIKLHQEDNDYINASLIKMEEAQRSYILTQGPLPNTCGHFWEM
VWEQKSRGVVMLNRVMEKGSLKCAQYWPQKEEKEMIFEDTNLKLTLISED
IKSYYTVRQLELENLTTQETREILHFHYTTWPDFGVPESPASFLNFLFKV
RESGSLSPEHGPVVVHCSAGIGRSGTFCLADTCLLLMDKRKDPSSVDIKK
VLLEMRKFRMGLIQTADQLRFSYLAVIEGAKFIM
3D structure
PDB5ka1 Conformational Rigidity and Protein Dynamics at Distinct Timescales Regulate PTP1B Activity and Allostery.
ChainA
Resolution1.84 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D181 C215 R221 S222 Q262
Catalytic site (residue number reindexed from 1) D183 C217 R223 S224 Q264
Enzyme Commision number 3.1.3.48: protein-tyrosine-phosphatase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 OTA A Y46 D48 K120 D181 F182 C215 S216 A217 I219 G220 R221 Y48 D50 K122 D183 F184 C217 S218 A219 I221 G222 R223 MOAD: Kd=33uM
PDBbind-CN: -logKd/Ki=4.48,Kd=33uM
BindingDB: IC50=500000nM,Ki=11500nM
Gene Ontology
Molecular Function
GO:0004725 protein tyrosine phosphatase activity
Biological Process
GO:0006470 protein dephosphorylation
GO:0016311 dephosphorylation

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Molecular Function
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Biological Process
External links
PDB RCSB:5ka1, PDBe:5ka1, PDBj:5ka1
PDBsum5ka1
PubMed28212750
UniProtP18031|PTN1_HUMAN Tyrosine-protein phosphatase non-receptor type 1 (Gene Name=PTPN1)

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