Prokaryotic Argonaute from Archaeoglobus fulgidus interacts with DNA as a homodimer.

Golovinas E, Rutkauskas D, Manakova E, Jankunec M, Silanskas A, Sasnauskas G, Zaremba M
Sci Rep 11(1):4518 (2021 Feb 25)
PMID: 33633170
doi: 10.1038/s41598-021-83889-4 		Submitted to SASBDB: 2020 Mar 26
Published in SASBDB:

SASDH39 – Complex of Archaeoglobus fulgidus Argonaute with dsDNA (5'p-ATTGTACGTACAAT)

Piwi protein AF_13185'-phosphorilated 14-mer DNA oligoduplex experimental SAS data
PDB (PROTEIN DATA BANK) model
Sample: Piwi protein AF_1318 dimer, 102 kDa Archaeoglobus fulgidus protein
5'-phosphorilated 14-mer DNA oligoduplex dimer, 9 kDa DNA
Buffer: 20 mM TrisHCl, pH 7.5, 5 mM MgCl2, 150 mM NaCl and 2 mM DTT, pH: 7.5
Experiment: SAXS data collected at EMBL P12, PETRA III on 2019 Jul 6
RgGuinier 3.2 nm
Dmax 10.1 nm
VolumePorod 158 nm3

SASDH49 – Complex of Archaeoglobus fulgidus Argonaute monomeric mutant with dsDNA (5'p-ATTGTACGTACAAT)

Piwi protein AF_1318 delta (296-303) mutant5'-phosphorilated 14-mer DNA oligoduplex experimental SAS data
PDB (PROTEIN DATA BANK) model
Sample: Piwi protein AF_1318 delta (296-303) mutant monomer, 50 kDa Archaeoglobus fulgidus protein
5'-phosphorilated 14-mer DNA oligoduplex dimer, 9 kDa DNA
Buffer: 20 mM TrisHCl, pH 7.5, 5 mM MgCl2, 150 mM NaCl and 2 mM DTT, pH: 7.5
Experiment: SAXS data collected at EMBL P12, PETRA III on 2019 Jul 6
RgGuinier 2.8 nm
Dmax 9.6 nm
VolumePorod 109 nm3