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Structure of PDB 1z50 Chain A Binding Site BS02

Receptor Information >1z50 Chain A (length=448) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure] INDNRYINGINQFYFSIAEGRNLTLGPLLNMPSFIPTATTPEGCTRIPSF SLTKTHWCYTHNVILNGCQDHVSSNQFVSMGIIEPTSAGFPFFRTLKTLY LSDGVNRKSCSISTVPGGCMMYCFVSTQPERDDYFSAAPPEQRIIIMYYN DTIVERIINPPGVLDVWATLNPGTGSGVYYLGWVLFPIYGGVIKGTSLWN NQANKYFIPQMVAALCSQNQATQVQNAKSSYYSSWFGNRMIQSGILACPL RQDLTNECLVLPFSNDQVLMGAEGRLYMYGDSVYYYQRSNSWWPMTMLYK VTITFTNGQPSAISAQNVPTQQVPRPGTGDCSATNRCPGFCLTGVYADAW LLTNPSSTSTFGSEATFTGSYLNTATQRINPTMYIANNTQIISSQQFGSS GQEAAYGHTTCFRDTGSVMVYCIYIIELSSSLLGQFQIVPFIRQVTLS

Ligand information Ligand ID DAN InChI InChI=1S/C11H17NO8/c1-4(14)12-8-5(15)2-7(11(18)19)20-10(8)9(17)6(16)3-13/h2,5-6,8-10,13,15-17H,3H2,1H3,(H,12,14)(H,18,19)/t5-,6+,8+,9+,10+/m0/s1 InChIKey JINJZWSZQKHCIP-UFGQHTETSA-N SMILES Software SMILES ACDLabs 10.04 O=C(O)C=1OC(C(O)C(O)CO)C(NC(=O)C)C(O)C=1 OpenEye OEToolkits 1.5.0 CC(=O)NC1C(C=C(OC1C(C(CO)O)O)C(=O)O)O OpenEye OEToolkits 1.5.0 CC(=O)N[C@@H]1[C@H](C=C(O[C@H]1[C@@H]([C@@H](CO)O)O)C(=O)O)O CACTVS 3.341 CC(=O)N[C@@H]1[C@@H](O)C=C(O[C@H]1[C@H](O)[C@H](O)CO)C(O)=O CACTVS 3.341 CC(=O)N[CH]1[CH](O)C=C(O[CH]1[CH](O)[CH](O)CO)C(O)=O Formula C11 H17 N O8 Name 2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID; Neu5Ac2en ChEMBL CHEMBL96712 DrugBank DB03991 ZINC ZINC000004096465 PDB chain 1z50 Chain A Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure Global view Local view Structure summary [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] PDB 1z50 Structural studies of the parainfluenza virus 5 hemagglutinin-neuraminidase tetramer in complex with its receptor, sialyllactose. Resolution 2.8 Å Binding residue (original residue number in PDB) R163 E247 Y306 R405 R495 Y523 Binding residue (residue number reindexed from 1) R46 E130 Y189 R288 R378 Y406 Annotation score 1

Enzymatic activity Enzyme Commision number 3.2.1.18: exo-alpha-sialidase.

Gene Ontology Molecular Function GO:0004308 exo-alpha-sialidase activity GO:0016787 hydrolase activity GO:0042802 identical protein binding GO:0046789 host cell surface receptor binding

	Biological Process
GO:0019058	viral life cycle
GO:0019062	virion attachment to host cell
GO:0046718	symbiont entry into host cell
GO:0046761	viral budding from plasma membrane

	Cellular Component
GO:0016020	membrane
GO:0019031	viral envelope
GO:0020002	host cell plasma membrane
GO:0055036	virion membrane

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