Crystal Structure of the ATP-bound E. coli MalK

Summary for 1Q12

Related1Q1B 1Q1E
DescriptorMaltose/maltodextrin transport ATP-binding protein malK, ADENOSINE-5'-TRIPHOSPHATE (3 entities in total)
Functional Keywordsatp-binding cassette, transport protein
Biological sourceEscherichia coli
Cellular locationCell inner membrane; Peripheral membrane protein P68187
Total number of polymer chains4
Total molecular weight170766.86
Chen, J.,Lu, G.,Lin, J.,Davidson, A.L.,Quiocho, F.A. (deposition date: 2003-07-18, release date: 2003-09-30, Last modification date: 2011-07-13)
Primary citation
Chen, J.,Lu, G.,Lin, J.,Davidson, A.L.,Quiocho, F.A.
A tweezers-like motion of the ATP-binding cassette dimer in an ABC transport cycle
Mol.Cell, 12:651-661, 2003
PubMed: 14527411 (PDB entries with the same primary citation)
DOI: 10.1016/j.molcel.2003.08.004
MImport into Mendeley
Experimental method

Structure validation

RfreeClashscoreRamachandran outliersSidechain outliersRSRZ outliers 0.28329 3.8% 5.0% 8.6%MetricValuePercentile RanksWorseBetterPercentile relative to all X-ray structuresPercentile relative to X-ray structures of similar resolution
Download full validation reportDownload
PDB entries from 2020-12-02