Structure of PDB 1k22 Chain H Binding Site BS01

Receptor Information
>1k22 Chain H (length=251) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPW
DKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDI
ALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETGQP
SVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGG
PFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQF
G
Ligand information
>1k22 Chain L (length=29) Species: 9606 (Homo sapiens) [Search peptide sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
EADCGLRPLFEKKSLEDKTERELLESYID
Receptor-Ligand Complex Structure
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PDB1k22 Factorising ligand affinity: a combined thermodynamic and crystallographic study of trypsin and thrombin inhibition.
Resolution1.93 Å
Binding residue
(original residue number in PDB)		E23 G25 M26 P28 W29 D116 H119 P120 C122 Y134 K135 R137 N159 M201 K202 R206 W207
Binding residue
(residue number reindexed from 1)		E8 G10 M11 P13 W14 D113 H116 P117 C119 Y134 K135 R137 N157 M204 K205 R211 W212
Enzymatic activity
Enzyme Commision number 3.4.21.5: thrombin.
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:1k22, PDBe:1k22, PDBj:1k22
PDBsum1k22
PubMed11676542
UniProtP00734|THRB_HUMAN Prothrombin (Gene Name=F2)

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