mRNA Decapping Factors LSM1 and PAT Paralogs Are Involved in Turnip Mosaic Virus Viral Infection
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mRNA Decapping Factors LSM1 and PAT Paralogs Are Involved in Turnip Mosaic Virus Viral Infection. / Zuo, Zhangli; Roux, Milena; Rodriguez, Eleazar; Petersen, Morten.
In: Molecular plant-microbe interactions : MPMI, Vol. 35, No. 2, 2022, p. 125-130.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - mRNA Decapping Factors LSM1 and PAT Paralogs Are Involved in Turnip Mosaic Virus Viral Infection
AU - Zuo, Zhangli
AU - Roux, Milena
AU - Rodriguez, Eleazar
AU - Petersen, Morten
PY - 2022
Y1 - 2022
N2 - Turnip mosaic virus is a devastating potyvirus infecting many economically important brassica crops. In response to this, the plant host engages its RNA silencing machinery, involving AGO proteins, as a prominent strategy to restrain turnip mosaic virus (TuMV) infection. It has also been shown that the mRNA decay components DCP2 and VCS partake in viral infection suppression. Here, we report that the mRNA decapping components LSM1, PAT1, PATH1, and PATH2 are essential for TuMV infection. More specifically, lsm1a/lsm1b double mutants and pat1/path1/path2 triple mutants in summ2 background exhibit resistance to TuMV. Concurrently, we observed that TuMV interferes with the decapping function of LSM1 and PAT proteins as the mRNA-decay target genes UGT87A2 and ASL9 accumulate during TuMV infection. Moreover, as TuMV coat protein can be specifically found in complexes with PAT proteins but not LSM1, this suggests that TuMV "hijacks" decapping components via PAT proteins to support viral infection.[Formula: see text]
AB - Turnip mosaic virus is a devastating potyvirus infecting many economically important brassica crops. In response to this, the plant host engages its RNA silencing machinery, involving AGO proteins, as a prominent strategy to restrain turnip mosaic virus (TuMV) infection. It has also been shown that the mRNA decay components DCP2 and VCS partake in viral infection suppression. Here, we report that the mRNA decapping components LSM1, PAT1, PATH1, and PATH2 are essential for TuMV infection. More specifically, lsm1a/lsm1b double mutants and pat1/path1/path2 triple mutants in summ2 background exhibit resistance to TuMV. Concurrently, we observed that TuMV interferes with the decapping function of LSM1 and PAT proteins as the mRNA-decay target genes UGT87A2 and ASL9 accumulate during TuMV infection. Moreover, as TuMV coat protein can be specifically found in complexes with PAT proteins but not LSM1, this suggests that TuMV "hijacks" decapping components via PAT proteins to support viral infection.[Formula: see text]
KW - LSM1
KW - mRNA decapping
KW - PAT paralogs
KW - Turnip mosaic virus
U2 - 10.1094/MPMI-09-21-0220-SC
DO - 10.1094/MPMI-09-21-0220-SC
M3 - Journal article
C2 - 35100808
AN - SCOPUS:85124797900
VL - 35
SP - 125
EP - 130
JO - Molecular Plant - Microbe Interactions
JF - Molecular Plant - Microbe Interactions
SN - 0894-0282
IS - 2
ER -
ID: 298737598