>tr|A0A4S1FTF3|A0A4S1FTF3_9HYPH Integration host factor subunit beta OS=Mesorhizobium sp. M4B.F.Ca.ET.143.01.1.1 GN=ihfB MIKSELVQIIATRNPHLFLRDVENIVGAIFDEITDALAEGNRVELRGFGAFSVKNRPART GRNPRTGESVEVEEKWVPFFKTGKELRERLNGGK