>1AI8_1|Chain A[auth L]|ALPHA-THROMBIN (SMALL SUBUNIT)|Homo sapiens (9606) TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR >1AI8_2|Chain B[auth H]|ALPHA-THROMBIN (LARGE SUBUNIT)|Homo sapiens (9606) IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTANVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACEGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQFGE >1AI8_3|Chain C[auth I]|HIRUDIN IIIB|Hirudo medicinalis (6421) NEDFEEIPEEYL