>5yig_A mol:protein length:210 DNA topoisomerase 4 subunit BQVLEGLDAVRKRPGMYIGSTDGAGLHHLVWEIVDNAVDEALSGFGDRIDVTINKDGSLTVQDHGRGMPTGMHAMGIPTVEVIFTILHAGGKFGQGGYKTSGGLHGVGSSVVNALSSWLEVEITRDGAVYKQRFENGGKPVTTLKKIGTALKSKTGTKVTFMPDATIFSTTDFKYNTISERLNESAFLLKNVTLSLTDKRTDEAIEFHYEN