>gnl|PDB|1BTH.1 strand_id:L,J description:THROMBIN
TFGSGEADCGLRPLFEKKSLEDKTERELLESYIDGR
>gnl|PDB|1BTH.2 strand_id:H,K description:THROMBIN
IVEGSDAEIGMSPWQVMLFRKSPQELLCGASLISDRWVLTAAHCLLYPPWDKNFTENDLLVRIGKHSRTRYERNIEKISMLEKIYIHPRYNWRENLDRDIALMKLKKPVAFSDYIHPVCLPDRETAASLLQAGYKGRVTGWGNLKETWTTNVGKGQPSVLQVVNLPIVERPVCKDSTRIRITDNMFCAGYKPDEGKRGDACQGDSGGPFVMKSPFNNRWYQMGIVSWGEGCDRDGKYGFYTHVFRLKKWIQKVIDQFGE
>gnl|PDB|1BTH.3 strand_id:P,Q description:BOVINE PANCREATIC TRYPSIN INHIBITOR
RPDFCLEPPYTGPCKARIIRYFYNAKAGLCQTFVYGGCRAKRNNFKSAEDCMRTCGGA