1 Portal protein 725 PORTL_BPP22 MADNENRLESILSRFDADWTASDEARREAKNDLFFSRVSQWDDWLSQYTTLQYRGQFDVVRPVVRKLVSEMRQNPIDVLYRPKDGARPDAADVLMGMYRTDMRHNTAKIAVNIAVREQIEAGVGAWRLVTDYEDQSPTSNNQVIRREPIHSACSHVIWDSNSKLMDKSDARHCTVIHSMSQNGWEDFAEKYDLDADDIPSFQNPNDWVFPWLTQDTIQIAEFYEVVEKKETAFIYQDPVTGEPVSYFKRDIKDVIDDLADSGFIKIAERQIKRRRVYKSIITCTAVLKDKQLIAGEHIPIVPVFGEWGFVEDKEVYEGVVRLTKDGQRLRNMIMSFNADIVARTPKKKPFFWPEQIAGFEHMYDGNDDYPYYLLNRTDENSGDLPTQPLAYYENPEVPQANAYMLEAATSAVKEVATLGVDTEAVNGGQVAFDTVNQLNMRADLETYVFQDNLATAMRRDGEIYQSIVNDIYDVPRNVTITLEDGSEKDVQLMAEVVDLATGEKQVLNDIRGRYECYTDVGPSFQSMKQQNRAEILELLGKTPQGTPEYQLLLLQYFTLLDGKGVEMMRDYANKQLIQMGVKKPETPEEQQWLVEAQQAKQGQQDPAMVQAQGVLLQGQAELAKAQNQTLSLQIDAAKVEAQNQLNAARIAEIFNNMDLSKQSEFREFLKTVASFQQDRSEDARANAELLLKGDEQTHKQRMDIANILQSQRQNQPSGSVAETPQ Required for successful condensation of DNA within the capsid. Gp1 is a minor structural protein. The portal protein is present as a single ring-shaped dodecamer located at the point where tails attach. It is through this ring that DNA is thought to enter the prohead. Protein gp1