2RTB

APOSTREPTAVIDIN, PH 3.32, SPACE GROUP I222

Summary for 2RTB

DescriptorSTREPTAVIDIN, SODIUM ION, ACETATE ION, ... (5 entities in total)
Functional Keywordsbiotin-binding protein, apostreptavidin, ph 3.32
Biological sourceStreptomyces avidinii
Cellular locationSecreted P22629
Total number of polymer chains2
Total molecular weight28551.04
Authors
Katz, B.A. (deposition date: 1997-09-11, release date: 1998-10-14, Last modification date: 2011-11-16)
Primary citation
Katz, B.A.
Binding of biotin to streptavidin stabilizes intersubunit salt bridges between Asp61 and His87 at low pH.
J.Mol.Biol., 274:776-800, 1997
PubMed: 9405158 (PDB entries with the same primary citation)
DOI: 10.1006/jmbi.1997.1444
MImport into Mendeley
Experimental method
X-RAY DIFFRACTION (1.5 Å)
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Structure validation

ClashscoreRamachandran outliersSidechain outliersRSRZ outliers92.1%5.1%7.0%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution
Download full validation report