Extended GO from the version of 20040601

    membrane fusion
          endoplasmic reticulum membrane fusion
             smooth endoplasmic reticulum membrane fusion
             sarcoplasmic reticulum membrane fusion
             integral to endoplasmic reticulum membrane fusion
             plasmodesmatal endoplasmic reticulum membrane fusion
             rough endoplasmic reticulum membrane fusion
             extrinsic to endoplasmic reticulum membrane fusion
             endoplasmic reticulum viral envelope fusion
             endoplasmic reticulum membrane fusion during karyogamy
             endoplasmic reticulum synaptic vesicle to endosome fusion
             endoplasmic reticulum synaptic vesicle fusion
             endoplasmic reticulum vesicle fusion
          nuclear membrane fusion
             nuclear membrane fusion during karyogamy
                inner nuclear membrane fusion during karyogamy
                nuclear outer membrane fusion during karyogamy
                nuclear pore fusion during karyogamy
                nuclear lamina fusion during karyogamy
                nuclear viral envelope fusion during karyogamy
                nuclear synaptic vesicle to endosome fusion during karyogamy
                nuclear synaptic vesicle fusion during karyogamy
                nuclear vesicle fusion during karyogamy
             inner nuclear membrane fusion
             nuclear outer membrane fusion
             nuclear pore fusion
             nuclear lamina fusion
             nuclear viral envelope fusion
             nuclear synaptic vesicle to endosome fusion
             nuclear synaptic vesicle fusion
             nuclear vesicle fusion
          plasma membrane fusion
             cytogamy
             fusion of sperm to egg plasma membrane
                regulation of fusion of sperm to egg plasma membrane
                   negative regulation of fusion of sperm to egg plasma membrane
                      inhibition of fusion of sperm to egg plasma membrane
                      negative stabilization of fusion of sperm to egg plasma membrane
                      negative regulation of fusion of sperm to egg plasma membrane , GPI-anchored
                      negative regulation of fusion of sperm to egg flagellar membrane
                   stabilization of fusion of sperm to egg plasma membrane
                   positive regulation of fusion of sperm to egg plasma membrane
                   regulation of fusion of sperm to egg plasma membrane , GPI-anchored
                   regulation of fusion of sperm to egg flagellar membrane
                fusion of sperm to egg plasma membrane , GPI-anchored
                fusion of sperm to egg flagellar membrane
             syncytium formation by plasma membrane fusion
                viral-induced cell-cell fusion
                syncytium formation by flagellar membrane fusion
                syncytium formation by plasma viral envelope fusion
                syncytium formation by plasma membrane fusion during karyogamy
                syncytium formation by plasma synaptic vesicle to endosome fusion
                syncytium formation by plasma synaptic vesicle fusion
                syncytium formation by plasma vesicle fusion
             extrinsic to plasma membrane fusion
             non-lytic plasma membrane fusion
             apicolateral plasma membrane fusion
             flagellar membrane fusion
             lateral plasma membrane fusion
             lytic plasma membrane fusion
             external side of plasma membrane fusion
             apical plasma membrane fusion
             basolateral plasma membrane fusion
             integral to plasma membrane fusion
             internal side of plasma membrane fusion
             plasma viral envelope fusion
             plasma membrane fusion during karyogamy
             plasma synaptic vesicle to endosome fusion
             plasma synaptic vesicle fusion
             plasma vesicle fusion
          synaptic vesicle fusion
             clathrin coat of synaptic vesicle fusion
             integral to synaptic vesicle fusion
             synaptic vesicle fusion with nuclear membrane
             synaptic vesicle fusion with endoplasmic reticulum
             synaptic vesicle fusion with Golgi apparatus
             synaptic vesicle fusion with peroxisome
          synaptic vesicle to endosome fusion
             clathrin coat of synaptic vesicle to endosome fusion
             integral to synaptic vesicle to endosome fusion
          vacuole fusion\, non-autophagic
             heterotypic vacuole fusion\, non-autophagic
             homotypic vacuole fusion\, non-autophagic
          vesicle fusion
             vesicle fusion with endoplasmic reticulum
                vesicle fusion with endoplasmic reticulum membrane
                vesicle fusion with sarcoplasmic reticulum
                vesicle fusion with endoplasmic reticulum cisterna
                vesicle fusion with endoplasmic reticulum lumen
             vesicle fusion with Golgi apparatus
                vesicle fusion with Golgi membrane
                vesicle fusion with Golgi vesicle
                vesicle fusion with Golgi trans face
                vesicle fusion with Golgi lumen
                vesicle fusion with Golgi transport complex
                vesicle fusion with Golgi cis-face
                vesicle fusion with Golgi stack
             vesicle fusion with nuclear membrane
                vesicle fusion with nuclear outer membrane
                vesicle fusion with nuclear membrane lumen
                vesicle fusion with nuclear pore
                vesicle fusion with nuclear lamina
                vesicle fusion with nuclear inner membrane
             vesicle fusion with peroxisome
          viral envelope fusion