>tr|A0A3S3SA63|A0A3S3SA63_9HYPH Integration host factor subunit beta OS=Mesorhizobium sp. M4B.F.Ca.ET.089.01.1.1 GN=ihfB MIKSELVQIIATRNPHLFLRDVENIVGAIFDEITDALAEGNRVELRGFGAFSVKNRPART GRNPRTGESVEVEEKWVPFFKTGKELRERLNGGK