>3txs_B mol:protein length:94 Terminase DNA packaging enzyme small subunitQVYAPLVLRDPVSNPNNRKIDQDDDYELVRRNMHYQSQMLLDMAKIALENAKNADSPRHVEVFAQLMGQMTTTNKEMLKMHKEMKDLAGAAVQK