Structure of PDB 3d68 Chain B

Receptor sequence
>3d68B (length=401) Species: 9606 (Homo sapiens) [Search protein sequence]
AQSGQVLAALPRTSRQVQVLQNLTTTYEIVLWQPVTADLIVKKKQVHFFV
NASDVDNVKAHLNVSGIPCSVLLADVEDLIQQQISNDTVSPRASASYYEQ
YHSLNEIYSWIEFITERHPDMLTKIHIGSSFEKYPLYVLKVSGKEQTAKN
AIWIDCGIHAREWISPAFCLWFIGHITQFYGIIGQYTNLLRLVDFYVMPV
VNVDGYDYSWKKNRMWRKNRSFYANNHCIGTDLNRNFASKHWCEEGASSS
SCSETYCGLYPESEPEVKAVASFLRRNINQIKAYISMHSYSQHIVFPYSY
TRSKSKDHEELSLVASEAVRAIEKISKNIRYTYGQGSETLYLAPGGGDDW
IYDLGIKYSFTIELRDTGTYGFLLPERYIKPTCREAFAAVSKIAWHVIRN
V
3D structure
PDB3d68 Crystal structures of TAFI elucidate the inactivation mechanism of activated TAFI: a novel mechanism for enzyme autoregulation
ChainB
Resolution2.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H159 E162 R217 H288 E363
Catalytic site (residue number reindexed from 1) H159 E162 R217 H288 E363
Enzyme Commision number 3.4.17.20: carboxypeptidase U.
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 ZN B H159 E162 H288 H159 E162 H288
BS02 ARG B H159 R217 N234 R235 S299 D348 E363 H159 R217 N234 R235 S299 D348 E363
Gene Ontology
Molecular Function
GO:0004180 carboxypeptidase activity
GO:0004181 metallocarboxypeptidase activity
GO:0008237 metallopeptidase activity
GO:0008270 zinc ion binding
GO:0046872 metal ion binding
Biological Process
GO:0003331 positive regulation of extracellular matrix constituent secretion
GO:0006508 proteolysis
GO:0007596 blood coagulation
GO:0009410 response to xenobiotic stimulus
GO:0010757 negative regulation of plasminogen activation
GO:0030163 protein catabolic process
GO:0042730 fibrinolysis
GO:0051918 negative regulation of fibrinolysis
GO:0071333 cellular response to glucose stimulus
GO:0097421 liver regeneration
GO:2000346 negative regulation of hepatocyte proliferation
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3d68, PDBe:3d68, PDBj:3d68
PDBsum3d68
PubMed18559974
UniProtQ96IY4|CBPB2_HUMAN Carboxypeptidase B2 (Gene Name=CPB2)

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