Structure of PDB 1qj6 Chain B

Receptor sequence
>1qj6B (length=259) Species: 9606 (Homo sapiens) [Search protein sequence]
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPW
DKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDI
ALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTA
NVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDA
CEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWI
QKVIDQFGE
3D structure
PDB1qj6 Crystal Structures of Thrombin Complexed to a Novel Series of Synthetic Inhibitors Containing a 5,5-Trans-Lactone Template
ChainB
Resolution2.2 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 E192 G193 D194 S195 G196
Catalytic site (residue number reindexed from 1) H43 D99 E202 G203 D204 S205 G206
Enzyme Commision number 3.4.21.5: thrombin.
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 peptide B F34 K36 L65 R73 T74 Y76 I82 M84 F19 K21 L60 R68 T69 Y71 I78 M80
BS02 167 B H57 N98 W148 D189 A190 C191 S195 V213 G216 H43 N95 W148 D199 A200 C201 S205 V225 G228
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0005509 calcium ion binding
Biological Process
GO:0006508 proteolysis
GO:0007596 blood coagulation

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Molecular Function
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Biological Process
External links
PDB RCSB:1qj6, PDBe:1qj6, PDBj:1qj6
PDBsum1qj6
PubMed10387040
UniProtP00734|THRB_HUMAN Prothrombin (Gene Name=F2)

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