1N9Y

Streptavidin Mutant S27A at 1.5A Resolution

Summary for 1N9Y

Entry DOI	10.2210/pdb1n9y/pdb
Related	1N43 1N4J 1N7Y 1N9M
Descriptor	Streptavidin, (4R)-2-METHYLPENTANE-2,4-DIOL, (4S)-2-METHYL-2,4-PENTANEDIOL, ... (4 entities in total)
Functional Keywords	homotetramer, biotin-binding protein
Biological source	Streptomyces avidinii
Cellular location	Secreted: P22629
Total number of polymer chains	4
Total formula weight	53652.21
Authors	Le Trong, I.,Freitag, S.,Klumb, L.A.,Chu, V.,Stayton, P.S.,Stenkamp, R.E. (deposition date: 2002-11-26, release date: 2003-09-02, Last modification date: 2023-08-16)
Primary citation	Le Trong, I.,Freitag, S.,Klumb, L.A.,Chu, V.,Stayton, P.S.,Stenkamp, R.E. Structural studies of hydrogen bonds in the high-affinity streptavidin-biotin complex: mutations of amino acids interacting with the ureido oxygen of biotin. Acta Crystallogr.,Sect.D, 59:1567-1573, 2003 Cited by PubMed: 12925786 DOI: 10.1107/S0907444903014562 PDB entries with the same primary citation
Experimental method	X-RAY DIFFRACTION (1.53 Å)

Structure validation