Structure of PDB 2q9t Chain A Binding Site BS01

Receptor Information

>2q9t Chain A (length=374) Species: 216595 (Pseudomonas [fluorescens] SBW25)

MDINGGGATLPQALYQTSGVLTAGFAQYIGVGSGNGKAAFLNNDYTKFQA
GVTNKNVHWAGSDSKLSATELSTYASAKQPTWGKLIQVPSVGTSVAIPFN
KSGSAAVDLSVQELCGVFSGRINTWDGISGSGRTGPIVVVYRSESSGTTE
LFTRFLNAKCNAETGNFAVTTTFGTSFSGGLPAGAVAATGSQGVMTALAA
GDGRITYMSPDFAAPTLAGLDDATKVARVGKNVATNTQGVSPAAANVSAA
IGAVPVPAAADRSNPDAWVPVFGPDNTAGVQPYPTSGYPILGFTNLIFSQ
CYADATQTTQVRDFFTKHYGASNNNDAAITANAFVPLPTAWKATVRASFL
TASNALSIGNTNVCNGIGRPLLEH

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:
  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
• DrugBank: DB14523
• PDB chain: 2q9t Chain A Residue 901

Receptor-Ligand Complex Structure

Structure summary

• PDB: 2q9t Structure-function relationships in a bacterial DING protein.
• Resolution: 1.43 Å
• Binding residue (original residue number in PDB): A7 T8 L9 G31 S32 D62 R141 S145 G146 T147
• Binding residue (residue number reindexed from 1): A8 T9 L10 G32 S33 D63 R142 S146 G147 T148
• Annotation score: 3

Gene Ontology

Molecular Function

• GO:0042301 phosphate ion binding

Biological Process

• GO:0006817 phosphate ion transport
• GO:0035435 phosphate ion transmembrane transport

Cellular Component

• GO:0005576 extracellular region
• GO:0043190 ATP-binding cassette (ABC) transporter complex

External links

• PDB: RCSB:2q9t, PDBe:2q9t, PDBj:2q9t
• PDBsum: 2q9t
• PubMed: 17612529
• UniProt: D0VWY2