Structure of PDB 1t4j Chain A

Receptor sequence
>1t4jA (length=282) Species: 9606 (Homo sapiens) [Search protein sequence]
MEMEKEFEQIDKSGSWAAIYQDIRHEASDFPCRVAKLPKNKNRNRYRDVS
PFDHSRIKLHQEDNDYINASLIKMEEAQRSYILTQGPLPNTCGHFWEMVW
EQKSRGVVMLNRVMEKGSLKCAQYWPQKEEKEMIFEDTNLKLTLISEDIK
SYYTVRQLELENLTTQETREILHFHYTTWPDFGVPESPASFLNFLFKVRE
SGSLSPEHGPVVVHCSAGIGRSGTFCLADTCLLLMDKRKDPSSVDIKKVL
LEMRKFRMGLIQTADQLRFSYLAVIEGAKFIM
3D structure
PDB1t4j Allosteric inhibition of protein tyrosine phosphatase 1B
ChainA
Resolution2.7 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) D181 C215 R221 S222 Q262
Catalytic site (residue number reindexed from 1) D181 C215 R221 S222 Q262
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 FRJ A A189 N193 F196 E200 E276 G277 K279 F280 A189 N193 F196 E200 E276 G277 K279 F280 PDBbind-CN: -logKd/Ki=5.10,IC50=8uM
BindingDB: IC50=8000nM
Gene Ontology
Molecular Function
GO:0004725 protein tyrosine phosphatase activity
Biological Process
GO:0006470 protein dephosphorylation
GO:0016311 dephosphorylation

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1t4j, PDBe:1t4j, PDBj:1t4j
PDBsum1t4j
PubMed15258570
UniProtP18031|PTN1_HUMAN Tyrosine-protein phosphatase non-receptor type 1 (Gene Name=PTPN1)

[Back to BioLiP]