>1VR1_1|Chain A[auth L]|thrombin|Homo sapiens (9606) ADCGLRPLFEKKSLEDKTERELLESYI >1VR1_2|Chain B[auth H]|thrombin|Homo sapiens (9606) IVEGSDAEIGMSPWQVMLFAKHRRSPGERFLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAYYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQF >1VR1_3|Chain C[auth I]|Hirudin|Hirudo medicinalis (6421) DFEEIPEEYL