ID D7S0N3_9INFA Unreviewed; 469 AA. AC D7S0N3; DT 10-AUG-2010, integrated into UniProtKB/TrEMBL. DT 10-AUG-2010, sequence version 1. DT 10-OCT-2018, entry version 44. DE RecName: Full=Neuraminidase {ECO:0000256|HAMAP-Rule:MF_04071, ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114532}; DE EC=3.2.1.18 {ECO:0000256|HAMAP-Rule:MF_04071, ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114514}; GN Name=NA {ECO:0000256|HAMAP-Rule:MF_04071, GN ECO:0000256|RuleBase:RU361252, ECO:0000313|EMBL:ADH83355.1}; OS Influenza A virus (A/swine/Guangdong/05/2009(H1N1)). OC Viruses; ssRNA viruses; ssRNA negative-strand viruses; OC Orthomyxoviridae; Alphainfluenzavirus. OX NCBI_TaxID=764142 {ECO:0000313|EMBL:ADH83355.1, ECO:0000313|Proteomes:UP000150441}; RN [1] {ECO:0000313|EMBL:ADH83355.1, ECO:0000313|Proteomes:UP000150441} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=A/swine/Guangdong/05/2009 {ECO:0000313|EMBL:ADH83355.1}; RX PubMed=21418598; RA Liu Y., Ji J., Xie Q., Wang J., Shang H., Chen C., Chen F., Xue C., RA Cao Y., Ma J., Bi Y.; RT "Isolation and complete genomic characterization of H1N1 subtype swine RT influenza viruses in southern China through the 2009 pandemic."; RL Virol. J. 8:129-129(2011). CC -!- CATALYTIC ACTIVITY: Hydrolysis of alpha-(2->3)-, alpha-(2->6)-, CC alpha-(2->8)- glycosidic linkages of terminal sialic acid residues CC in oligosaccharides, glycoproteins, glycolipids, colominic acid CC and synthetic substrates. {ECO:0000256|HAMAP-Rule:MF_04071, CC ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114528}. CC -!- COFACTOR: CC Name=Ca(2+); Xref=ChEBI:CHEBI:29108; Evidence={ECO:0000256|HAMAP- CC Rule:MF_04071, ECO:0000256|RuleBase:RU361252, CC ECO:0000256|SAAS:SAAS00612833}; CC -!- ACTIVITY REGULATION: Inhibited by the neuraminidase inhibitors CC zanamivir (Relenza) and oseltamivir (Tamiflu). These drugs CC interfere with the release of progeny virus from infected cells CC and are effective against all influenza strains. Resistance to CC neuraminidase inhibitors is quite rare. {ECO:0000256|HAMAP- CC Rule:MF_04071, ECO:0000256|SAAS:SAAS01070481}. CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_04071, CC ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114476}. CC -!- SUBCELLULAR LOCATION: Host apical cell membrane CC {ECO:0000256|SAAS:SAAS00582107}; Single-pass type II membrane CC protein {ECO:0000256|SAAS:SAAS00582107}. CC -!- DOMAIN: Intact N-terminus is essential for virion morphogenesis. CC Possess two apical sorting signals, one in the ectodomain, which CC is likely to be a glycan, and the other in the transmembrane CC domain. The transmembrane domain also plays a role in lipid raft CC association. {ECO:0000256|HAMAP-Rule:MF_04071}. CC -!- PTM: N-glycosylated. {ECO:0000256|HAMAP-Rule:MF_04071, CC ECO:0000256|RuleBase:RU361252}. CC -!- SIMILARITY: Belongs to the glycosyl hydrolase 34 family. CC {ECO:0000256|HAMAP-Rule:MF_04071, ECO:0000256|RuleBase:RU361252, CC ECO:0000256|SAAS:SAAS00582269}. CC -!- CAUTION: Lacks conserved residue(s) required for the propagation CC of feature annotation. {ECO:0000256|HAMAP-Rule:MF_04071}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; HM215161; ADH83355.1; -; Viral_cRNA. DR CAZy; GH34; Glycoside Hydrolase Family 34. DR Proteomes; UP000150441; Genome. DR GO; GO:0020002; C:host cell plasma membrane; IEA:UniProtKB-SubCell. DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-UniRule. DR GO; GO:0055036; C:virion membrane; IEA:UniProtKB-UniRule. DR GO; GO:0052794; F:exo-alpha-(2->3)-sialidase activity; IEA:UniProtKB-UniRule. DR GO; GO:0052795; F:exo-alpha-(2->6)-sialidase activity; IEA:UniProtKB-UniRule. DR GO; GO:0052796; F:exo-alpha-(2->8)-sialidase activity; IEA:UniProtKB-UniRule. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:UniProtKB-UniRule. DR GO; GO:0046761; P:viral budding from plasma membrane; IEA:UniProtKB-UniRule. DR CDD; cd15483; Influenza_NA; 1. DR HAMAP; MF_04071; INFV_NRAM; 1. DR InterPro; IPR001860; Glyco_hydro_34. DR InterPro; IPR033654; Sialidase_Influenza_A/B. DR InterPro; IPR036278; Sialidase_sf. DR Pfam; PF00064; Neur; 1. DR SUPFAM; SSF50939; SSF50939; 1. PE 3: Inferred from homology; KW Calcium {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114513}; KW Complete proteome {ECO:0000313|Proteomes:UP000150441}; KW Disulfide bond {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|SAAS:SAAS00114594}; KW Glycoprotein {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252}; KW Glycosidase {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114535}; KW Host cell membrane {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114522}; KW Host membrane {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114565}; KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114491}; KW Membrane {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|SAAS:SAAS00114461}; KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114385}; KW Signal-anchor {ECO:0000256|HAMAP-Rule:MF_04071}; KW Transmembrane {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|SAAS:SAAS00114524}; KW Transmembrane helix {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|SAAS:SAAS00114517}; KW Virion {ECO:0000256|HAMAP-Rule:MF_04071, KW ECO:0000256|RuleBase:RU361252, ECO:0000256|SAAS:SAAS00114362}. FT TRANSMEM 7 34 Helical. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT REGION 11 33 Involved in apical transport and lipid FT raft association. {ECO:0000256|HAMAP- FT Rule:MF_04071}. FT REGION 91 469 Head of neuraminidase. FT {ECO:0000256|HAMAP-Rule:MF_04071}. FT REGION 277 278 Substrate binding. {ECO:0000256|HAMAP- FT Rule:MF_04071}. FT ACT_SITE 151 151 Proton donor/acceptor. FT {ECO:0000256|HAMAP-Rule:MF_04071}. FT ACT_SITE 402 402 Nucleophile. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT METAL 294 294 Calcium; via carbonyl oxygen. FT {ECO:0000256|HAMAP-Rule:MF_04071}. FT METAL 324 324 Calcium. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT METAL 344 344 Calcium; via carbonyl oxygen. FT {ECO:0000256|HAMAP-Rule:MF_04071}. FT BINDING 118 118 Substrate. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT BINDING 152 152 Substrate. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT BINDING 293 293 Substrate. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT BINDING 368 368 Substrate. {ECO:0000256|HAMAP-Rule: FT MF_04071}. FT DISULFID 92 417 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 124 129 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 184 231 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 233 238 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 279 292 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 281 290 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 318 335 {ECO:0000256|HAMAP-Rule:MF_04071}. FT DISULFID 421 446 {ECO:0000256|HAMAP-Rule:MF_04071}. SQ SEQUENCE 469 AA; 51620 MW; A99854E3EAF04229 CRC64; MNTNQRIITI GTACLIIGIV SLLLRIGNIV SLWISHSIQT GEKNHSETCN RNTITYENST WVNQTYVNIS NINIAGGQGV ASIILAGNSS LCPVNGWAIY SKDNSIRIGS KGDIFVIREP FISCSHLECR TFFLTQGALL NDRHSNGTVK DRSPYRTLMS CPIGEAPSPY NSKFESVAWS ASACHDGMGW LTIGISGPDN GAVAVLKYNG IITDTIKSWR NRILRTQESE CVCINGSCFT IMTDGPSNGQ ASYKIFKMER GKIIKSVELD APNYHYEECS CYPDTGKVVC VCRDNWHASN RPWVSFDQNL DYQIGYICSG VFGDNPRSND GKGNCGPVLS NGANGVKGFS FRYGNGVWIG RTKSTNSRSG FEMIWDPNGW TETDSNFSMK QDIIALTDWS GYSGSFVQHP ELTGVNCIRP CFWVELIRGQ PKESTIWTSG SSISFCGVDS ETASWSWPDG ADLPFTIDK //