6IBG

Bacteriophage G20c portal protein crystal structure for construct with intact N-terminus

Summary for 6IBG

DescriptorPortal protein, (4S)-2-METHYL-2,4-PENTANEDIOL (3 entities in total)
Functional Keywordsbacteriophage, thermophage, caudovirales, siphoviridae, capsid, auxiliary, hk97, virus, viral protein
Biological sourceThermus phage G20c
Total number of polymer chains3
Total molecular weight148520.47
Authors
Bayfield, O.W.,Klimuk, E.,Winkler, D.C.,Hesketh, E.L.,Chechik, M.,Cheng, N.,Dykeman, E.C.,Minakhin, L.,Ranson, N.A.,Severinov, K.,Steven, A.C.,Antson, A.A. (deposition date: 2018-11-30, release date: 2019-01-23, Last modification date: 2019-03-06)
Primary citation
Bayfield, O.W.,Klimuk, E.,Winkler, D.C.,Hesketh, E.L.,Chechik, M.,Cheng, N.,Dykeman, E.C.,Minakhin, L.,Ranson, N.A.,Severinov, K.,Steven, A.C.,Antson, A.A.
Cryo-EM structure and in vitro DNA packaging of a thermophilic virus with supersized T=7 capsids.
Proc. Natl. Acad. Sci. U.S.A., 116:3556-3561, 2019
PubMed: 30737287 (PDB entries with the same primary citation)
DOI: 10.1073/pnas.1813204116
MImport into Mendeley
Experimental method
X-RAY DIFFRACTION (1.95 Å)
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Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers 0.22220 0.1% 1.0%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution

More Asymmetric unit images

Molmil generated image of 6ibg
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Molmil generated image of 6ibg
rotated about x axis by 90°
Molmil generated image of 6ibg
rotated about y axis by 90°

More Biological unit images

Molmil generated image of 6ibg
no rotation
Molmil generated image of 6ibg
rotated about x axis by 90°
Molmil generated image of 6ibg
rotated about y axis by 90°
(*)In the case of coarse surface representation, the asymmetric unit is shown as red ribbon representation.
Coordinate files for Biological unit (6ibg.pdb1.gz [1.68 MB])