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Conserved domains on  [gi|73919207|ref|YP_308839|]
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hemagglutinin [Influenza A virus (A/New York/392/2004(H3N2))]

Protein Classification

hemagglutinin( domain architecture ID 164)

hemagglutinin is a class I fusion protein, having multifunctional activity as both an attachment factor and membrane fusion protein

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
Hemagglutinin super family cl10565
Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral ...
29-521 1.33e-159

Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral membrane with the host membrane. Fusion occurs after the host cell internalizes the virus by endocytosis. The drop of pH causes release of a hydrophobic fusion peptide and a large conformational change leading to membrane fusion.


The actual alignment was detected with superfamily member pfam00509:

Pssm-ID: 395409  Cd Length: 504  Bit Score: 465.20  E-value: 1.33e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207    29 LCLGHHAVPNGTIVKTITNDQIEVTNATELVQSSSTGGICD----SPHQIldgENCTLIDALLGDPQCDGFQN-KKWDLF 103
Cdd:pfam00509   1 ICIGYHANNSTEQVDTIMEKNVTVTHAQNLLEKTHNGKLCDlkgvKPLIL---RDCSVAGWLLGNPMCDEFIPvPEWSYI 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   104 VERSK-AYSNCYPYDVPDYASLRSLVASSGTLE----FNNESfNWTGV-TQNGTSSACKRRSNNSFFSRLNWLTHLKFKY 177
Cdd:pfam00509  78 VEKANpANDLCFPGDFNDYEELRHLLSRLNHFEkiqiIPKTS-SWSNHeTSSGVSSACPYAGGSSFFRNVVWLIKKNNNY 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   178 PALNVTMPNNEKFDKLYIWGVHHPGTDNDQISLYAQASGRITVSTKRSQQTVIPSIGSRPRIRDVPSRISIYWTIVKPGD 257
Cdd:pfam00509 157 PTIKRSYNNTNGEDLLVLWGIHHPNDAAEQTRLYQNPTTYISVGTSTLNQRLVPEIATRPKVNGQSGRMEFFWTILKPGD 236
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   258 ILLINSTGNLIAPRGYFKI-RSGKSSIMRSDAPIGKCNSECITPNGSIPNDKPFQNVNRITYGACPRYVKQNTLKLATGM 336
Cdd:pfam00509 237 TINFESNGNFIAPEYAYKIvKKGDSAIIKSELEYGNCNTKCQTPYGAINSSMPYHNIHPLTIGECPKYVKSNRLVLATGL 316
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   337 RNVPEKQ---TRGIFGAIAGFIENGWEGMVDGWYGFRHQNSEGTGQAADLKSTQAAINQINGKLNRLIGKTNEKFHQIEK 413
Cdd:pfam00509 317 RNRPQRErrkKRGLFGAIAGFIEGGWQGMIDGWYGYHHSNEQGSGYAADKKSTQKAINGITNKVNSIIEKMNTQFEAVGR 396
                         410       420       430       440       450       460       470       480
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   414 EFSEVEGRIQDLEKYVEDTKIDLWSYNAELLVALENQHTIDLTDSEMNKLFERTKKQLRENAEDMGNGCFKIYHKCDNAC 493
Cdd:pfam00509 397 EFNNLERRIENLNKKVDDGFLDVWTYNAELLVLLENERTLDFHDSNVKNLYDKVKLQLRDNAKEIGNGCFEFYHKCDNEC 476
                         490       500
                  ....*....|....*....|....*...
gi 73919207   494 IGSIRNGTYDHDVYRDEALNNRFQIKGV 521
Cdd:pfam00509 477 MESVRNGTYDYPQYSEEARLNREEIDGV 504
 
Name Accession Description Interval E-value
Hemagglutinin pfam00509
Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral ...
29-521 1.33e-159

Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral membrane with the host membrane. Fusion occurs after the host cell internalizes the virus by endocytosis. The drop of pH causes release of a hydrophobic fusion peptide and a large conformational change leading to membrane fusion.


Pssm-ID: 395409  Cd Length: 504  Bit Score: 465.20  E-value: 1.33e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207    29 LCLGHHAVPNGTIVKTITNDQIEVTNATELVQSSSTGGICD----SPHQIldgENCTLIDALLGDPQCDGFQN-KKWDLF 103
Cdd:pfam00509   1 ICIGYHANNSTEQVDTIMEKNVTVTHAQNLLEKTHNGKLCDlkgvKPLIL---RDCSVAGWLLGNPMCDEFIPvPEWSYI 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   104 VERSK-AYSNCYPYDVPDYASLRSLVASSGTLE----FNNESfNWTGV-TQNGTSSACKRRSNNSFFSRLNWLTHLKFKY 177
Cdd:pfam00509  78 VEKANpANDLCFPGDFNDYEELRHLLSRLNHFEkiqiIPKTS-SWSNHeTSSGVSSACPYAGGSSFFRNVVWLIKKNNNY 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   178 PALNVTMPNNEKFDKLYIWGVHHPGTDNDQISLYAQASGRITVSTKRSQQTVIPSIGSRPRIRDVPSRISIYWTIVKPGD 257
Cdd:pfam00509 157 PTIKRSYNNTNGEDLLVLWGIHHPNDAAEQTRLYQNPTTYISVGTSTLNQRLVPEIATRPKVNGQSGRMEFFWTILKPGD 236
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   258 ILLINSTGNLIAPRGYFKI-RSGKSSIMRSDAPIGKCNSECITPNGSIPNDKPFQNVNRITYGACPRYVKQNTLKLATGM 336
Cdd:pfam00509 237 TINFESNGNFIAPEYAYKIvKKGDSAIIKSELEYGNCNTKCQTPYGAINSSMPYHNIHPLTIGECPKYVKSNRLVLATGL 316
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   337 RNVPEKQ---TRGIFGAIAGFIENGWEGMVDGWYGFRHQNSEGTGQAADLKSTQAAINQINGKLNRLIGKTNEKFHQIEK 413
Cdd:pfam00509 317 RNRPQRErrkKRGLFGAIAGFIEGGWQGMIDGWYGYHHSNEQGSGYAADKKSTQKAINGITNKVNSIIEKMNTQFEAVGR 396
                         410       420       430       440       450       460       470       480
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   414 EFSEVEGRIQDLEKYVEDTKIDLWSYNAELLVALENQHTIDLTDSEMNKLFERTKKQLRENAEDMGNGCFKIYHKCDNAC 493
Cdd:pfam00509 397 EFNNLERRIENLNKKVDDGFLDVWTYNAELLVLLENERTLDFHDSNVKNLYDKVKLQLRDNAKEIGNGCFEFYHKCDNEC 476
                         490       500
                  ....*....|....*....|....*...
gi 73919207   494 IGSIRNGTYDHDVYRDEALNNRFQIKGV 521
Cdd:pfam00509 477 MESVRNGTYDYPQYSEEARLNREEIDGV 504
 
Name Accession Description Interval E-value
Hemagglutinin pfam00509
Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral ...
29-521 1.33e-159

Haemagglutinin; Haemagglutinin from influenza virus causes membrane fusion of the viral membrane with the host membrane. Fusion occurs after the host cell internalizes the virus by endocytosis. The drop of pH causes release of a hydrophobic fusion peptide and a large conformational change leading to membrane fusion.


Pssm-ID: 395409  Cd Length: 504  Bit Score: 465.20  E-value: 1.33e-159
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207    29 LCLGHHAVPNGTIVKTITNDQIEVTNATELVQSSSTGGICD----SPHQIldgENCTLIDALLGDPQCDGFQN-KKWDLF 103
Cdd:pfam00509   1 ICIGYHANNSTEQVDTIMEKNVTVTHAQNLLEKTHNGKLCDlkgvKPLIL---RDCSVAGWLLGNPMCDEFIPvPEWSYI 77
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   104 VERSK-AYSNCYPYDVPDYASLRSLVASSGTLE----FNNESfNWTGV-TQNGTSSACKRRSNNSFFSRLNWLTHLKFKY 177
Cdd:pfam00509  78 VEKANpANDLCFPGDFNDYEELRHLLSRLNHFEkiqiIPKTS-SWSNHeTSSGVSSACPYAGGSSFFRNVVWLIKKNNNY 156
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   178 PALNVTMPNNEKFDKLYIWGVHHPGTDNDQISLYAQASGRITVSTKRSQQTVIPSIGSRPRIRDVPSRISIYWTIVKPGD 257
Cdd:pfam00509 157 PTIKRSYNNTNGEDLLVLWGIHHPNDAAEQTRLYQNPTTYISVGTSTLNQRLVPEIATRPKVNGQSGRMEFFWTILKPGD 236
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   258 ILLINSTGNLIAPRGYFKI-RSGKSSIMRSDAPIGKCNSECITPNGSIPNDKPFQNVNRITYGACPRYVKQNTLKLATGM 336
Cdd:pfam00509 237 TINFESNGNFIAPEYAYKIvKKGDSAIIKSELEYGNCNTKCQTPYGAINSSMPYHNIHPLTIGECPKYVKSNRLVLATGL 316
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   337 RNVPEKQ---TRGIFGAIAGFIENGWEGMVDGWYGFRHQNSEGTGQAADLKSTQAAINQINGKLNRLIGKTNEKFHQIEK 413
Cdd:pfam00509 317 RNRPQRErrkKRGLFGAIAGFIEGGWQGMIDGWYGYHHSNEQGSGYAADKKSTQKAINGITNKVNSIIEKMNTQFEAVGR 396
                         410       420       430       440       450       460       470       480
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 73919207   414 EFSEVEGRIQDLEKYVEDTKIDLWSYNAELLVALENQHTIDLTDSEMNKLFERTKKQLRENAEDMGNGCFKIYHKCDNAC 493
Cdd:pfam00509 397 EFNNLERRIENLNKKVDDGFLDVWTYNAELLVLLENERTLDFHDSNVKNLYDKVKLQLRDNAKEIGNGCFEFYHKCDNEC 476
                         490       500
                  ....*....|....*....|....*...
gi 73919207   494 IGSIRNGTYDHDVYRDEALNNRFQIKGV 521
Cdd:pfam00509 477 MESVRNGTYDYPQYSEEARLNREEIDGV 504
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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