Structure of PDB 4qn7 Chain B

Receptor sequence
>4qn7B (length=390) Species: 352589 (Influenza A virus (A/mallard/ALB/196/1996(H10N7))) [Search protein sequence]
NYLMLNKSLCKVEGWVVVAKDNAIRFGESEQIIVTREPYVSCDPLGCKMY
ALHQGTTIRNKHSNGTIHDRTAFRGLISTPLGSPPIVSNSDFLCVGWSST
SCHDGIGRMTICVQGNNDNATATVYYDRRLTTTIKTWAGNILRTQESECV
CHNGTCVVIMTDGSASSQAYTKVLYFHKGLVIKEEALKGSARHIEECSCY
GHNSKVTCVCRDNWQGANRPVIEIDMNAMEHTSQYLCTGVLTDTSRPSDK
SIGDCNNPITGSPGAPGVKGFGFLDSGNTWLGRTISPRSRSGFEMLKIPN
AGTDPNSRITERQEIVDNNNWSGYSGSFIDYWDESSECYNPCFYVELIRG
RPEEAKYVWWTSNSLVALCGSPVPVGSGSFPDGAQIQYFS
3D structure
PDB4qn7 Structure of influenza virus N7: the last piece of the neuraminidase "jigsaw" puzzle.
ChainB
Resolution2.302 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D69 E196 R211 R290 Y324
Catalytic site (residue number reindexed from 1) D69 E196 R211 R290 Y324
Enzyme Commision number 3.2.1.18: exo-alpha-sialidase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 CA B D212 G216 D243 P266 G267 D212 G216 D243 P266 G267
BS02 G39 B R36 D69 R70 I141 R143 R211 N213 R290 Y324 R36 D69 R70 I141 R143 R211 N213 R290 Y324 MOAD: ic50=0.84nM
Gene Ontology
Molecular Function
GO:0004308 exo-alpha-sialidase activity
Biological Process
GO:0005975 carbohydrate metabolic process
Cellular Component
GO:0016020 membrane
GO:0033644 host cell membrane
GO:0055036 virion membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4qn7, PDBe:4qn7, PDBj:4qn7
PDBsum4qn7
PubMed24899180
UniProtQ20R18

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