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nanH

Gene
nanH
Protein
Sialidase
Organism
Vibrio cholerae serotype O1 (strain ATCC 39541 / Classical Ogawa 395 / O395)
Length
781 amino acids
Function
Cleaves the terminal sialic acid (N-acetyl neuraminic acid) from carbohydrate chains in glycoproteins providing free sialic acid which can be used as carbon and energy sources. Sialidases have been suggested to be pathogenic factors in microbial infections. Facilitates cholera toxin binding to host intestinal epithelial cells by converting cell surface polysialogangliosides to GM1 monogangliosides.
Similarity
Belongs to the glycosyl hydrolase 33 family.
Mass
85.609 kDa
Sequence
MRFKNVKKTALMLAMFGMATSSNAALFDYNATGDTEFDSPAKQGWMQDNTNNGSGVLTNADGMPAWLVQGIGGRAQWTYSLSTNQHAQASSFGWRMTTEMKVLSGGMITNYYANGTQRVLPIISLDSSGNLVVEFEGQTGRTVLATGTAATEYHKFELVFLPGSNPSASFYFDGKLIRDNIQPTASKQNMIVWGNGSSNTDGVAAYRDIKFEIQGDVIFRGPDRIPSIVASSVTPGVVTAFAEKRVGGGDPGALSNTNDIITRTSRDGGITWDTELNLTEQINVSDEFDFSDPRPIYDPSSNTVLVSYARWPTDAAQNGDRIKPWMPNGIFYSVYDVASGNWQAPIDVTDQVKERSFQIAGWGGSELYRRNTSLNSQQDWQSNAKIRIVDGAANQIQVADGSRKYVVTLSIDESGGLVANLNGVSAPIILQSEHAKVHSFHDYELQYSALNHTTTLFVDGQQITTWAGEVSQENNIQFGNADAQIDGRLHVQKIVLTQQGHNLVEFDAFYLAQQTPEVEKDLEKLGWTKIKTGNTMSLYGNASVNPGPGHGITLTRQQNISGSQNGRLIYPAIVLDRFFLNVMSIYSDDGGSNWQTGSTLPIPFRWKSSSILETLEPSEADMVELQNGDLLLTARLDFNQIVNGVNYSPRQQFLSKDGGITWSLLEANNANVFSNISTGTVDASITRFEQSDGSHFLLFTNPQGNPAGTNGRQNLGLWFSFDEGVTWKGPIQLVNGASAYSDIYQLDSENAIVIVETDNSNMRILRMPITLLKQKLTLSQN

Gene
nanH
Protein
Sialidase
Organism
Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961)
Length
781 amino acids
Function
Cleaves the terminal sialic acid (N-acetyl neuraminic acid) from carbohydrate chains in glycoproteins providing free sialic acid which can be used as carbon and energy sources. Sialidases have been suggested to be pathogenic factors in microbial infections. Facilitates cholera toxin binding to host intestinal epithelial cells by converting cell surface polysialogangliosides to GM1 monogangliosides.
Similarity
Belongs to the glycosyl hydrolase 33 family.
Mass
85.609 kDa
Sequence
MRFKNVKKTALMLAMFGMATSSNAALFDYNATGDTEFDSPAKQGWMQDNTNNGSGVLTNADGMPAWLVQGIGGRAQWTYSLSTNQHAQASSFGWRMTTEMKVLSGGMITNYYANGTQRVLPIISLDSSGNLVVEFEGQTGRTVLATGTAATEYHKFELVFLPGSNPSASFYFDGKLIRDNIQPTASKQNMIVWGNGSSNTDGVAAYRDIKFEIQGDVIFRGPDRIPSIVASSVTPGVVTAFAEKRVGGGDPGALSNTNDIITRTSRDGGITWDTELNLTEQINVSDEFDFSDPRPIYDPSSNTVLVSYARWPTDAAQNGDRIKPWMPNGIFYSVYDVASGNWQAPIDVTDQVKERSFQIAGWGGSELYRRNTSLNSQQDWQSNAKIRIVDGAANQIQVADGSRKYVVTLSIDESGGLVANLNGVSAPIILQSEHAKVHSFHDYELQYSALNHTTTLFVDGQQITTWAGEVSQENNIQFGNADAQIDGRLHVQKIVLTQQGHNLVEFDAFYLAQQTPEVEKDLEKLGWTKIKTGNTMSLYGNASVNPGPGHGITLTRQQNISGSQNGRLIYPAIVLDRFFLNVMSIYSDDGGSNWQTGSTLPIPFRWKSSSILETLEPSEADMVELQNGDLLLTARLDFNQIVNGVNYSPRQQFLSKDGGITWSLLEANNANVFSNISTGTVDASITRFEQSDGSHFLLFTNPQGNPAGTNGRQNLGLWFSFDEGVTWKGPIQLVNGASAYSDIYQLDSENAIVIVETDNSNMRILRMPITLLKQKLTLSQN

Gene
nanH
Protein
Sialidase
Organism
Bacteroides fragilis (strain YCH46)
Length
544 amino acids
Function
Sialidases have been suggested to be pathogenic factors in microbial infections.
Similarity
Belongs to the glycosyl hydrolase 33 family.
Mass
59.556 kDa
Sequence
MKKAVILFSLFCFLCAIPVVQAADTIFVRETRIPILIERQDNVLFYLRLDAKESQTLNDVVLNLGEGVNLSEIQSIKLYYGGTEALQDSGKKRFAPVGYISSNTPGKTLAANPSYSIKKSEVTNPGNQVVLKGDQKLFPGINYFWISLQMKPGTSLTSKVTADIASITLDGKKALLDVVSENGIEHRMGVGVRHAGDDNSAAFRIPGLVTTNKGTLLGVYDVRYNSSVDLQEHVDVGLSRSTDGGKTWEKMRLPLAFGEFGGLPAGQNGVGDPSILVDTKTNNVWVVAAWTHGMGNQRAWWSSHPGMDMNHTAQLVLAKSTDDGKTWSAPINITEQVKDPSWYFLLQGPGRGITMSDGTLVFPTQFIDSTRVPNAGIMYSKDGGKNWKMHNYARTNTTEAQVAEVEPGVLMLNMRDNRGGSRAVAITKDLGKTWTEHESSRKALPESVCMASLISVKAKDNVLGKDLLIFSNPNTTKGRYNTTIKISLDGGVTWSPEHQLLLDEGNNWGYSCLSMIDKETIGILYESSVAHMTFQAVKLKDIIK

Gene
nanH
Protein
Sialidase
Organism
Clostridium perfringens
Length
382 amino acids
Function
Sialidases have been suggested to be pathogenic factors in microbial infections.
Similarity
Belongs to the glycosyl hydrolase 33 family.
Mass
42.813 kDa
Sequence
MCNKNNTFEKNLDISHKPEPLILFNKDNNIWNSKYFRIPNIQLLNDGTILTFSDIRYNGPDDHAYIDIASARSTDFGKTWSYNIAMKNNRIDSTYSRVMDSTTVITNTGRIILIAGSWNTNGNWAMTTSTRRSDWSVQMIYSDDNGLTWSNKIDLTKDSSKVKNQPSNTIGWLGGVGSGIVMDDGTIVMPAQISLRENNENNYYSLIIYSKDNGETWTMGNKVPNSNTSENMVIELDGALIMSTRYDYSGYRAAYISHDLGTTWEIYEPLNGKILTGKGSGCQGSFIKATTSNGHRIGLISAPKNTKGEYIRDNIAVYMIDFDDLSKGVQEICIPYPEDGNKLGGGYSCLSFKNNHLGIVYEANGNIEYQDLTPYYSLINKQ

Gene
nanH
Protein
Sialidase
Organism
Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)
Length
382 amino acids
Function
Cleaves the terminal sialic acid (N-acetyl neuraminic acid) from carbohydrate chains in glycoproteins providing free sialic acid which can be used as carbon and energy sources. Sialidases have been suggested to be pathogenic factors in microbial infections.
Similarity
Belongs to the glycosyl hydrolase 33 family.
Mass
42.073 kDa
Sequence
MTVEKSVVFKAEGEHFTDQKGNTIVGSGSGGTTKYFRIPAMCTTSKGTIVVFADARHNTASDQSFIDTAAARSTDGGKTWNKKIAIYNDRVNSKLSRVMDPTCIVANIQGRETILVMVGKWNNNDKTWGAYRDKAPDTDWDLVLYKSTDDGVTFSKVETNIHDIVTKNGTISAMLGGVGSGLQLNDGKLVFPVQMVRTKNITTVLNTSFIYSTDGITWSLPSGYCEGFGSENNIIEFNASLVNNIRNSGLRRSFETKDFGKTWTEFPPMDKKVDNRNHGVQGSTITIPSGNKLVAAHSSAQNKNNDYTRSDISLYAHNLYSGEVKLIDDFYPKVGNASGAGYSCLSYRKNVDKETLYVVYEANGSIEFQDLSRHLPVIKSYN