Bacterial outer-membrane polysaccharide export (OPX) proteins occupy three structural classes with selective β-barrel porin requirements for polymer secretion
F. Saïdi, U. Mahanta, A. Panda, N. Y. Jolivet, R. Bitazar, G. John, M. Martinez, A. Mellouk, C. Calmettes, Y.-W. Chang, G. Sharma, S. T. Islam
The paper identifies three structural classes of bacterial OPX proteins and shows that some use β-barrel porins for polysaccharide secretion when they cannot span the outer membrane.
bioRxiv · Feb 11, 2022Microbiology