Structure of PDB 3kqe Chain A

Receptor sequence
>3kqeA (length=234) Species: 9606 (Homo sapiens) [Search protein sequence]
IVGGQECKDGECPWQALLINEENEGFCGGTILSEFYILTAAHCLYQAKRF
KVRVGDRNTEQEEGGEAVHEVEVVIKHNRFTKETYDFDIAVLRLKTPITF
RMNVAPACLPERDWAESTLMTQKTGIVSGFGRTHEKGRQSTRLKMLEVPY
VDRNSCKLSSSFIITQNMFCAGYDTKQEDACQGDSGGPHVTRFKDTYFVT
GIVSWGEGCARKGKYGIYTKVTAFLKWIDRSMKT
3D structure
PDB3kqe Phenyltriazolinones as potent factor Xa inhibitors.
ChainA
Resolution2.35 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H57 D102 Q192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1) H42 D88 Q182 G183 D184 S185 G186
Enzyme Commision number 3.4.21.6: coagulation factor Xa.
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 LGM A E97 T98 Y99 F174 D189 A190 C191 Q192 W215 G216 G218 C220 G226 E83 T84 Y85 F162 D179 A180 C181 Q182 W205 G206 G208 C209 G216 MOAD: Ki=8.1nM
PDBbind-CN: -logKd/Ki=8.09,Ki=8.1nM
BindingDB: Ki=8.1nM
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:3kqe, PDBe:3kqe, PDBj:3kqe
PDBsum3kqe
PubMed20100660
UniProtP00742|FA10_HUMAN Coagulation factor X (Gene Name=F10)

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