>3BIU_1|Chain A[auth L]|Thrombin light chain|Homo sapiens (9606)
EADCGLRPLFEKKSLEDKTERELLESYID
>3BIU_2|Chain B[auth H]|Thrombin heavy chain|Homo sapiens (9606)
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQF
>3BIU_3|Chain C[auth I]|Hirudin|Hirudo medicinalis (6421)
NGDFEEIPEEYL