Structure of PDB 1f0r Chain A Binding Site BS02

Receptor Information
>1f0r Chain A (length=234) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IVGGQECKDGECPWQALLINEENEGFCGGTILSEFYILTAAHCLYQAKRF
KVRVGDRNTEQEEGGEAVHEVEVVIKHNRFTKETYDFDIAVLRLKTPITF
RMNVAPACLPERDWAESTLMTQKTGIVSGFGRTHEKGRQSTRLKMLEVPY
VDRNSCKLSSSFIITQNMFCAGYDTKQEDACQGDSGGPHVTRFKDTYFVT
GIVSWGEGCARKGKYGIYTKVTAFLKWIDRSMKT
Ligand information
Ligand ID815
InChIInChI=1S/C21H19N5O3S2/c22-20-15-10-13(3-4-14(15)5-8-24-20)12-26-9-6-16(21(26)27)25-31(28,29)19-11-17-18(30-19)2-1-7-23-17/h1-5,7-8,10-11,16,25H,6,9,12H2,(H2,22,24)/t16-/m0/s1
InChIKeyNVKDOURNRJCKJE-INIZCTEOSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1cc2c(cc(s2)S(=O)(=O)N[C@H]3CCN(C3=O)Cc4ccc5ccnc(c5c4)N)nc1
CACTVS 3.341Nc1nccc2ccc(CN3CC[CH](N[S](=O)(=O)c4sc5cccnc5c4)C3=O)cc12
CACTVS 3.341Nc1nccc2ccc(CN3CC[C@H](N[S](=O)(=O)c4sc5cccnc5c4)C3=O)cc12
OpenEye OEToolkits 1.5.0c1cc2c(cc(s2)S(=O)(=O)NC3CCN(C3=O)Cc4ccc5ccnc(c5c4)N)nc1
ACDLabs 10.04O=C3N(Cc2cc1c(nccc1cc2)N)CCC3NS(=O)(=O)c5sc4cccnc4c5
FormulaC21 H19 N5 O3 S2
NameTHIENO[3,2-B]PYRIDINE-2-SULFONIC ACID [1-(1-AMINO-ISOQUINOLIN-7-YLMETHYL)-2-OXO-PYRROLDIN-3-YL]-AMIDE;
RPR208815
ChEMBLCHEMBL316053
DrugBankDB07261
ZINCZINC000018275342
PDB chain1f0r Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1f0r Crystal structures of human factor Xa complexed with potent inhibitors.
Resolution2.1 Å
Binding residue
(original residue number in PDB)
Y99 F174 S195 V213 W215 G216 E217 G219 C220
Binding residue
(residue number reindexed from 1)
Y85 F162 S185 V203 W205 G206 E207 G208 C209
Annotation score1
Binding affinityMOAD: Ki=22nM
PDBbind-CN: -logKd/Ki=7.66,Ki=22nM
BindingDB: Ki=22nM
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.
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:1f0r, PDBe:1f0r, PDBj:1f0r
PDBsum1f0r
PubMed10966741
UniProtP00742|FA10_HUMAN Coagulation factor X (Gene Name=F10)

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