Chains and heterogens:
PDB Chain Sequences:
>1fepA (A:) ddtivvtaaeqnlqapgvstitadeirknpvardvskiirtmpgvnltgnstsgqrgnnr qidirgmgpentlilidgkpvssrnsvrqgwrgerdtrgdtswvppemierievlrgpaa arygngaaggvvniitkkgsgewhgswdayfnapehkeegatkrtnfsltgplgdefsfr lygnldktqadawdinqghqsaragtyattlpagregvinkdingvvrwdfaplqslele agysrqgnlyagdtqntnsdsytrskygdetnrlyrqnyaltwnggwdngvttsnwvqye htrnsripeglaggtegkfnekatqdfvdidlddvmlhsevnlpidflvnqtltlgtewn qqrmkdlssntqaltgtntggaidgvsttdrspyskaeifslfaennmeltdstivtpgl rfdhhsivgnnwspalnisqglgddftlkmgiaraykapslyqtnpnyilyskgqgcyas aggcylqgnddlkaetsinkeiglefkrdgwlagvtwfrndyrnkieagyvavgqnavgt dlyqwdnvpkavveglegslnvpvsetvmwtnnitymlksenkttgdrlsiipeytlnst lswqaredlsmqttftwygkqqpkkynykgqpavgpetkeispysivglsatwdvtknvs ltggvdnlfdkrlwragnaqttgdlaganyiagagaytynepgrtwymsvnthf
>1fepA (A:) ddtivvtaaeqnlqapgvstitadeirknpvardvskiirtmpgvnltgnstsgqrgnnr qidirgmgpentlilidgkpvssrnsvrqgwrgerdtrgdtswvppemierievlrgpaa arygngaaggvvniitkkgsgewhgswdayfnapehkeegatkrtnfsltgplgdefsfr lygnldktqadawdinqghqsaragtyattlpagregvinkdingvvrwdfaplqslele agysrqgnlyagdtqntnsdsytrskygdetnrlyrqnyaltwnggwdngvttsnwvqye htrnsripeglagqdfvdidlddvmlhsevnlpidflvnqtltlgtewnqqrmkdlssnt qadrspyskaeifslfaennmeltdstivtpglrfdhhsivgnnwspalnisqglgddft lkmgiaraykapslyqtnpnyilyskgqgcylqgnddlkaetsinkeiglefkrdgwlag vtwfrndyrnkieagyvavgqnavgtdlyqwdnvpkavveglegslnvpvsetvmwtnni tymlksenkttgdrlsiipeytlnstlswqaredlsmqttftwygkqqpkkynykgqpav gpetkeispysivglsatwdvtknvsltggvdnlfdkrlwragnaqttgdlaganyiaga gaytynepgrtwymsvnthf