Gene - Detail

Detail of Gene

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Basic Information
CGSNL Gene Symbol UR1
Gene Symbol Synonym Ur1
Gene Name Synonym Undulate rachis1, Undulate rachis 1, Undulate rachis-1
Protein Name
Chromosome No. 6
Explanation Incomplete dominant gene produces undulation of primary and secondary rachis branches.This gene increases spikelet number per panicle owing to increase of secondary branches.
Trait Class Vegetative organ - Shoot apical meristem(SAM)
cDNA Accession No. -
Links -
INSD Accession List
(Test version)
Locate(cM) 125.0
Link map Classical linkage map
Murai M, Nakamura K, Saito M, Nagayama A, Ise K.
Breeding Science 2005  55(3)  279-285
Yield-increasing Effect of a Major Gene, Ur1 (Undulate rachis-1) on Different Genetic Backgrounds in Rice
Masayuki Murai,Tomoaki Komazaki,Shigetoshi Sato
Breeding Science 2004  54(4)  333-340
Effects of sd1 and Url1(Undulate rachis -1) on Lodging Resisitance and Related Traits in Rice
Murai, M., A. Nagayama, S. Sato, H. Bahadur KC, K. Ise, T. Yoshida
Breeding Science 2003  53  263-269
High yielding F1 hybrid carrying Ur1 (Undulate rachis-1) gene in Japonica rice.
Murai, M., S. Sato, A. Nagayama, N. Ishii and S. Ihashi
Breeding Science 2002  52  299-307
Effects of a major gene Ur1 characterized by undulation of rachis branches on yield and its related traits in rice.
Murai, M. and M. Iizawa
Breeding Science 1994  44  247-255.
Effects of major genes controlling morphology of panicle in rice.
Sato, S. and C. Shinjyo
Japan. J. Breed. 1991  41(3)  451-459.
Genetical studies on genic male sterile mutant obtained through breeding of isogenic translocation line of Taichung 65 in rice, Oryza sativa L.
Kinoshita, T.
In Biology of Rice. S. Tsunoda and N. Takahashi eds. JSSP/Elsevier, Tokyo. 1984    187-274.
Gene analysis and linkage map.
Nagao, S. and M. Takahashi
J. Fac. Agr. Hokkaido Univ. 1963  53(1)  72-130.
Trial construction of twelve linkage groups in Japanese rice. (Genetical studies on rice plant, XXVII).
TextPresso Search Search textpresso for UR1 ( Recent references may be retrievable, but without any warranty )
DB Reference
Gramene ID GR:0060978
Gene Ontology multicellular organismal development( GO:0007275 )
Trait Ontology panicle axis angle( TO:0000342 )
Plant Ontology -
Related Strains
F Lines 3
Phenotype images
Last updated
May 1, 2011

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