| IPR036327 | Bacteriophage T4, Gp8 superfamily | Homologous Superfamily |
| IPR015298 | Bacteriophage T4, Gp8 | Domain |
| IPR034697 | Baseplate wedge protein gp7 | Family |
| IPR048812 | Baseplate wedge protein gp7, domain VI | Domain |
| IPR013783 | Immunoglobulin-like fold | Homologous Superfamily |
| IPR048810 | Baseplate wedge protein gp7, helical domain | Domain |
| IPR003961 | Fibronectin type III | Domain |
| IPR048811 | Baseplate wedge protein gp7, domain V | Domain |
| IPR036116 | Fibronectin type III superfamily | Homologous Superfamily |
| IPR036240 | Gp9-like superfamily | Homologous Superfamily |
| IPR008987 | Baseplate structural protein Gp9/Gp10, N-terminal domain | Domain |
| IPR027412 | Baseplate structural protein Gp9 C-terminal domain superfamily | Homologous Superfamily |
| IPR056391 | Baseplate protein gp9-like, C-terminal | Domain |
| IPR027411 | Baseplate structural protein Gp9/Gp10 middle domain superfamily | Homologous Superfamily |
| IPR036240 | Gp9-like superfamily | Homologous Superfamily |
| IPR008987 | Baseplate structural protein Gp9/Gp10, N-terminal domain | Domain |
| IPR054430 | Baseplate wedge protein gp10, domain 3 | Domain |
| IPR056391 | Baseplate protein gp9-like, C-terminal | Domain |
| IPR053827 | Baseplate structural protein Gp10, C-terminal domain | Domain |
| IPR027411 | Baseplate structural protein Gp9/Gp10 middle domain superfamily | Homologous Superfamily |
| IPR034695 | Baseplate wedge protein gp10 | Family |
| IPR015982 | Baseplate structural protein Gp11, N-terminal domain superfamily | Homologous Superfamily |
| IPR015976 | Bacteriophage T4, Gp11, C-terminal finger domain | Homologous Superfamily |
| IPR043180 | Baseplate structural protein Gp11, C-terminal domain | Homologous Superfamily |
| IPR014791 | Baseplate structural protein Gp11 | Family |
| IPR036214 | Baseplate structural protein Gp11 superfamily | Homologous Superfamily |
| IPR048390 | Long-tail fiber proximal subunit, trimerization domain | Domain |
| IPR048391 | Long-tail fiber proximal subunit domain | Domain |