>1QBV_1|Chain A[auth L]|THROMBIN (LIGHT CHAIN)|Homo sapiens (9606) TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR >1QBV_2|Chain B[auth H]|THROMBIN (HEAVY CHAIN)|Homo sapiens (9606) IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQFGE >1QBV_3|Chain C[auth E]|Hirudin|Hirudo medicinalis (6421) DFEEIPEEYLQ