>1FFS_1|Chains A, C|CHEMOTAXIS PROTEIN CHEY|Escherichia coli (562)
ADKELKFLVVDDFSTMRRIVRNLLKELGFNNVEEAEDGVDALNKLQAGGYGFVISDWNMPNMDGLELLKTIRADGAMSALPVLMVTAEAKKENIIAAAQAGASGYVVKPFTAATLEEKLNKIFEKLGM
>1FFS_2|Chains B, D|CHEMOTAXIS PROTEIN CHEA|Escherichia coli (562)
RQLALEAKGETPSAVTRLSVVAKSEPQDEQSRSQSARRIILSRLKAGEVDLLEEELGHLTTLTDVVKGADSLSAILPGDIAEDDITAVLCFVIEADQITFETVEVSPKISTPPVLKLAAEQAPTGRVEREKTTR