Structure of PDB 1mq6 Chain A

Receptor sequence
>1mq6A (length=233) Species: 9606 (Homo sapiens) [Search protein sequence]
IVGGQECKDGECPWQALLINEENEGFCGGTILSEFYILTAAHCLYQAKRF
KVRVGDRNTEQEEGGEAVHEVEVVIKHNRFTKETYDFDIAVLRLKTPITF
RMNVAPACLPERDWAESTLMTQKTGIVSGFGRTHEKGRQSTRLKMLEVPY
VDRNSCKLSSSFIITQNMFCAGYDTKQEDACQGDSGGPHVTRFKDTYFVT
GIVSWGEGCARKGKYGIYTKVTAFLKWIDRSMK
3D structure
PDB1mq6 Crystal Structures of Two Potent Nonamidine Inhibitors Bound to Factor Xa
ChainA
Resolution2.1 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 CA A D70 N72 Q75 E77 E80 D56 N58 Q61 E63 E66
BS02 XLD A E97 Y99 E146 F174 D189 A190 Q192 V213 W215 G216 G218 C220 G226 Y228 E83 Y85 E135 F162 D179 A180 Q182 V203 W205 G206 G208 C209 G216 Y218 MOAD: Ki=7pM
PDBbind-CN: -logKd/Ki=11.15,Ki=7pM
BindingDB: Ki=0.007nM
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:1mq6, PDBe:1mq6, PDBj:1mq6
PDBsum1mq6
PubMed12501180
UniProtP00742|FA10_HUMAN Coagulation factor X (Gene Name=F10)

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