SPP 1530: Flowering Time Control - from Natural Variation to Crop Improvement

Hordeum vulgare LUX ARRYTHMO1 (HvLUX1, EAM10)


Regulation and expression

Upstream regulator

Downstream targets

HvLUX1 (self-regulating),  repression of Ppd-H1

Splice variants

Functional and Mutant analysis

Functional analysis method

Results of Functional analysis

Mutant name


Kind of mutant

X-ray-induced in cultivar Super Precoz

Mutant Phenotype

early flowering under SD and LD

Key References

1. Campoli et al. (2013). HvLUX1 is a candidate gene underlying the early maturity 10 locus in barley: phylogeny, diversity and interactions with the circadian clock and photoperiodic pathways. New Phytologist, doi: 10.1111/nph.12346

2. Matsumoto et al. (2011). Comprehensive sequence analysis of 24,783 barley full-length cDNAs derived from 12 clone libraries. Plant Physiol. 156(1): 20-28

Sequence Information

Genbank Nucleotide Acc.


Uniprot Acc. No.



Haruna Nijo F2D0U8

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