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Characterization of Cellulose synthase-like D (CSLD) family revealed the involvement of PtrCslD5 in root hair formation in Populus trichocarpa
被引:16
|作者:
Peng, Xiaopeng
[1
]
Pang, Hongying
[1
]
Abbas, Manzar
[1
,3
]
Yan, Xiaojing
[1
]
Dai, Xinren
[1
]
Li, Yun
[3
]
Li, Quanzi
[1
,2
]
机构:
[1] Chinese Acad Forestry, State Key Lab Tree Genet & Breeding, Beijing 100091, Peoples R China
[2] Chinese Acad Forestry, Res Inst Forestry, Beijing 100091, Peoples R China
[3] Beijing Forestry Univ, Coll Biol Sci & Technol, Natl Engn Lab Tree Breeding, Beijing 100083, Peoples R China
关键词:
TIP GROWTH;
GENE;
MORPHOGENESIS;
PROTEIN;
TRANSFORMATION;
DISRUPTION;
ENCODES;
ATCSLD3;
MUTANT;
XYLAN;
D O I:
10.1038/s41598-018-36529-3
中图分类号:
O [数理科学和化学];
P [天文学、地球科学];
Q [生物科学];
N [自然科学总论];
学科分类号:
07 ;
0710 ;
09 ;
摘要:
Cellulose synthase-like D (CSLD) family was characterized for their expression and functions in Populus trichocarpa. Ten members, PtrCslD1-10, were identified in the P. trichocarpa genome, and they belong to 4 clades by phylogenetic tree analysis. qRT-PCR and promoter: GUS assays in Arabidopsis and P. trichocarpa displayed divergent expression patterns of these 10 PtrCSLD genes in root hairs, root tips, leaves, vascular tissues, xylem and flowers. Among PtrCslD2, PtrCslD4, PtrCslD5, PtrCslD6, and PtrCslD8 that all exhibited expression in root hairs, only PtrCslD5 could restore the root hairless phenotype of the atcsld3 mutant, demonstrating that PtrCslD5 is the functional ortholog of AtCslD3 for root hair formation. Our results suggest more possible functions for other PtrCslD genes in poplar.
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页数:9
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