VINT_BPP22 int Integrase is necessary for integration of the phage into the host genome by site-specific recombination. In conjunction with excisionase, integrase is also necessary for excision of the prophage from the host genome. MSLFRRGETWYASFTLPNGKRFKQSLGTKDKRQATELHDKLKAEAWRVSKLGETPDMTFEGACVRWLEEKAHKKSLDDDKSRIGFWLQHFAGMQLKDITETKIYSAIQKITNRRHEENWKLMDEACRKNGKQPPVFKPKPAAVATKATHLSFIKALLRAAEREWKMLDKAPIIKVPQPKNKRIRWLEPHEAKRLIDECQEPLKSVVEFALSTGLRRSNIINLEWQQIDMQRKVAWIHPEQSKSNHAIGVALNDTACRVLKKQIGNHHKWVFVYKESSTKPDGTKSPVVRKMRYDANTAWRAALKRAGIEDFRFHDLRHTWASWLVQAGVPISVLQEMGGWESIEMVRRYAHLAPNHLTEHARQIDSIFGTSVPNMSHSKNKEGTNNT Integrase 387