Structure of PDB 1ph9 Chain A Binding Site BS01

Receptor Information

>1ph9 Chain A (length=460) Species: 200597 (Sterkiella nova)

YEYVELAKASLTSAQPQHFYAVVIDATFPYKTNQERYICSLKIVDPTLYL
KQQKGAGDASDYATLVLYAKRFEDLPIIHRAGDIIRVHRATLRLYNGQRQ
FNANVFYSSSWALFSTDKRSVTQEINNQDAVSDTTPFSFSSKHATIEKNE
ISILQNLRKWANQYFSSYSVISSDMYTALNKAQAQKGDFDVVAKILQVHE
LDEYTNELKLKDASGQVFYTLSLKLKFPHVRTGEVVRIRSATYDETSTQK
KVLILSHYSNIITFIQSSKLAKELRAKIQDDHSVEVASLKKNVSLNAVVL
TEVDKKHAALPSTSLQDLFHHADSDKELQAQDTFRTQFYVTKIEPSDVKE
WVKGYDRKTKKSSSLKGASGKGDNIFQVQFLVKDASTQLNNNTYRVLLYT
QDGLGANFFNVKADNLHKNADARKKLEDSAELLTKFNSYVDAVVERRNGF
YLIKDTKLIY

Ligand information

>1ph9 Chain G (length=12)

ggggttttgggg

Receptor-Ligand Complex Structure

Structure summary

• PDB: 1ph9 Nucleotide Shuffling and ssDNA Recognition in Oxytricha Nova Telomere End-Binding Protein Complexes
• Resolution: 2.5 Å
• Binding residue (original residue number in PDB): K105 F141 Y142
• Binding residue (residue number reindexed from 1): K70 F106 Y107

Gene Ontology

Molecular Function

• GO:0003677 DNA binding
• GO:0005515 protein binding
• GO:0010521 telomerase inhibitor activity
• GO:0043047 single-stranded telomeric DNA binding
• GO:0098505 G-rich strand telomeric DNA binding

Biological Process

• GO:0000723 telomere maintenance
• GO:0016233 telomere capping
• GO:0032210 regulation of telomere maintenance via telomerase

Cellular Component

• GO:0000781 chromosome, telomeric region
• GO:0000782 telomere cap complex
• GO:0000783 nuclear telomere cap complex
• GO:0005634 nucleus
• GO:0005694 chromosome
• GO:0032991 protein-containing complex

External links

• PDB: RCSB:1ph9, PDBe:1ph9, PDBj:1ph9
• PDBsum: 1ph9
• PubMed: 12912928
• UniProt: P29549|TEBA_STENO Telomere-binding protein subunit alpha (Gene Name=MAC-56A)