>4I2O_3|Chain D[auth X]|Promoter of fixK2 direct target, fixN, downstream|
CCACCTATCTTGATTTCAATCAATTCCCCG
>4I2O_2|Chain C[auth W]|Promoter of fixK2 direct target, fixN, upstream|
CGGGGAATTGATTGAAATCAAGATAGGTGG
>4I2O_1|Chains A, B|FixK2 protein|Bradyrhizobium japonicum (375)
MLTQTLKTQVINTQIGGKIAPPHQVSDQFGAITGHVGLVATEFSYRKDEEIYGEDEPAEYVYQVVTGAVRSYKLLSDGRRQIGAFHLPGDVFGLESGPSHRLAAEAIIDTSVRLVKRSSLEKAAGIDVQVARKLWAMTAGELRHAEDHMLLLGRKTAMERVATFLLEMDRRLAVAGMMALPMSRRDIGDYLGLTLETVSRALSQLHTQGILGFSGARQIVLRNRQRLHNLDAAAALEHHHHHH