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Structure of PDB 1ixg Chain A Binding Site BS01

Receptor Information >1ixg Chain A (length=321) Species: 562 (Escherichia coli) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure] EASLTGAGATFPAPVYAKWADTYQKETGNKVNYQGIGSSGGVKQIIANTV DFGASDAPLSDEKLAQEGLFQFPTVIGGVVLAVNIPGLKSGELVLDGKTL GDIYLGKIKKWDDEAIAKLNPGLKLPSQNIAVVRRADGSGDSFVFTSYLA KVNEEWKNNVGTGSTVKWPIGLGGKGNDGIAAFVQRLPGAIGYVEYAYAK QNNLAYTKLISADGKPVSPTEENFANAAKGADWSKTFAQDLTNQKGEDAW PITSTTFILIHKDQKKPEQGTEVLKFFDWAYKTGAKQANDLDYASLPDSV VEQVRAAWKTNIKDSSGKPLY

Ligand information Ligand ID PO4 InChI InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-3 InChIKey NBIIXXVUZAFLBC-UHFFFAOYSA-K SMILES Software SMILES CACTVS 3.341 [O-][P]([O-])([O-])=O ACDLabs 10.04 [O-]P([O-])([O-])=O OpenEye OEToolkits 1.5.0 [O-]P(=O)([O-])[O-] Formula O4 P Name PHOSPHATE ION ChEMBL DrugBank DB14523 ZINC PDB chain 1ixg Chain A Residue 322 [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 1ixg A low energy short hydrogen bond in very high resolution structures of protein receptor--phosphate complexes. Resolution 1.05 Å Binding residue (original residue number in PDB) A9 T10 F11 G37 S38 D56 R135 S139 G140 D141 Binding residue (residue number reindexed from 1) A9 T10 F11 G37 S38 D56 R135 S139 G140 D141 Annotation score 3

Enzymatic activity Enzyme Commision number ?

Gene Ontology Molecular Function GO:0042301 phosphate ion binding

	Biological Process
GO:0006817	phosphate ion transport
GO:0006974	DNA damage response
GO:0009314	response to radiation
GO:0035435	phosphate ion transmembrane transport

	Cellular Component
GO:0016020	membrane
GO:0030288	outer membrane-bounded periplasmic space
GO:0042597	periplasmic space
GO:0043190	ATP-binding cassette (ABC) transporter complex
GO:0055052	ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing

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