ライフサイエンスコーパス: homoeologous

1 Two thirds of the duplications are bridging homoeologous A(T) and D(T) chromosomes constitutive of a

2 wo types are most closely related to the two homoeologous Adh loci of the P. arietina group and the r

3 Expression of homoeologous alleles in miR172 target loci is associated

4 llopolyploids create expression variation of homoeologous alleles through protein-protein and protein

5 d that Snn3 and the gene on 5DS are probably homoeologous and derived from a common ancestor.

6 ndels were detected that distinguish the two homoeologous BACs, approximately equally distributed bet

7 Comparative gene orders along paleo-homoeologous chromosomal segments provide a means to mak

8 wheat chromosome 1A and the closely related homoeologous chromosome 1Am of Triticum monococcum.

9 ags (ESTs) representing genes onto the seven homoeologous chromosome groups and a global analysis of

10 ed by the coordinators for each of the seven homoeologous chromosome groups to validate the mapping r

11 and gain of chromosomes frequently involved homoeologous chromosome replacement and compensation.

12 GhHOX3 genes are localized to the 12th homoeologous chromosome set of allotetraploid cotton cul

13 h less is known about the q alleles on wheat homoeologous chromosomes 5B (5Bq) and 5D (5Dq).

14 Our data indicate that exchanges among homoeologous chromosomes are a major mechanism creating

15 mean chiasma or paired arm (PA) frequency of homoeologous chromosomes at meiosis in the population wa

16 routine identification of the corresponding homoeologous chromosomes between the A and C genomes of

17 s and efficient sorting of homologous versus homoeologous chromosomes during early prophase I in two

18 Investigating recombination of homoeologous chromosomes in allopolyploid species is cen

19 tudy, we establish the identification of all homoeologous chromosomes of allopolyploid B. napus by us

20 ated genomic map describes the first pair of homoeologous chromosomes of an allotetraploid genome in

21 ata were used to assess synteny levels along homoeologous chromosomes of the wheat A, B, and D genome

22 ach mapping to one locus on one of the three homoeologous chromosomes within groups 1, 2, 3 and 7 of

23 Homoeologous chromosomes within the Triticeae preserved

24 ivergence time calculated here for the three homoeologous chromosomes, on the basis of coding and int

25 tion, which promotes meiotic pairing between homoeologous chromosomes, was employed to induce recombi

26 new cytogenetic tools to identify all of the homoeologous chromosomes, we conducted a cytological inv

27 tetraploid crop species with closely related homoeologous chromosomes.

28 Despite possessing multiple sets of related (homoeologous) chromosomes, hexaploid wheat (Triticum aes

29 used to detect possible biased expression of homoeologous copies of proteins.

30 Comparative sequence analysis of the three homoeologous copies of the wheat PhyC gene and of some 5

31 e than 56% of all genes were retained in two homoeologous copies.

32 or divergence or partitioning of function in homoeologous copies.

33 A homoeologous gene (Bn-CLG1C), which shows 99.5% amino ac

34 Analyses of homoeologous gene expression during development of this

35 loid cotton (Gossypium) to determine whether homoeologous gene pairs are expressed at equal levels af

36 e for decreased expression divergence of the homoeologous gene pairs in the allopolyploid F1 hybrids

37 abidopsis thaliana We identified a set of 92 homoeologous gene pairs that all show a similar pattern

38 Expression of 40 homoeologous gene pairs was assayed by cDNA-single-stran

39 nsion and contraction were observed and rich homoeologous gene pairs with biased expression patterns

40 e differential regulation or modification of homoeologous gene products, as well as novel patterns in

41 that may result from the interaction between homoeologous gene products.

42 demonstrated that polyploids are affected by homoeologous gene silencing, a process in which sub-geno

43 yper- or neofunctionalization of a redundant homoeologous gene.

44 controlled by dominant gene action from two homoeologous genes (ahFAD2A and ahFAD2B) exhibiting comp

45 Each of the two rapeseed homoeologous genes (Bn-FAE1.1 and Bn-FAE1.2) encoding is

46 tative changes in the expression of specific homoeologous genes and anonymous cDNA amplified fragment

47 mechanisms for functional divergence between homoeologous genes are poorly understood.

48 Our results suggest that duplicated homoeologous genes are under purifying selection.

49 Further characterization of how these homoeologous genes mediate recognition of the same patho

50 mes in ABD hexaploid wheat, and sequences of homoeologous genes on 1AS, 1BS and 1DS often differ from

51 ific AS events and estimate that c. 51.4% of homoeologous genes produce divergent isoforms in each su

52 RNAs in functional divergence between target homoeologous genes that are important for evolution and

53 ntly, the high sequence conservation between homoeologous genes, together with the large genome size

54 ructural changes and expression variances of homoeologous genes.

55 C genes are single copy in each of the three homoeologous genomes and map to orthologous positions on

56 omprehensive comparative annotation of eight homoeologous genomes from a single orthologous region (A

57 They are conserved when comparing homoeologous genomes of diploid, tetraploid, and hexaplo

58 f the lack of genomic sequence and the three homoeologous genomes which give rise to three very simil

59 of the Q/q locus are highly divergent among homoeologous genomes.

60 ining related but not completely homologous (homoeologous) genomes (allopolyploidy).

61 e changes that have occurred in 12 surviving homoeologous genomic regions from three rounds of polypl

62 e major findings of this study are that: (i) homoeologous genomic regions within the same nucleus exp

63 contigs that represent a variable number of homoeologous genomic regions.

64 on length (FL) 0.8 of the short arm of wheat homoeologous group 1 chromosomes and is called '1S0.8 re

65 ags (ESTs) generated 2212 EST loci mapped to homoeologous group 1 chromosomes in hexaploid wheat (Tri

66 r and with a consensus physical map of wheat homoeologous group 1.

67 high-density EST chromosome bin map of wheat homoeologous group 2 chromosomes to determine the distri

68 TA-ACS2 is located on the long arm of homoeologous group 2 chromosomes.

69 y physical and genetic-linkage maps of wheat homoeologous group 3 chromosomes and reveal the physical

70 ped ESTs was not significantly different for homoeologous group 3 chromosomes compared to the other g

71 for 2266 restriction fragments (loci) on the homoeologous group 3 chromosomes of hexaploid wheat (Tri

72 sensus ESTs) was found between wheat ESTs on homoeologous group 4 and the Arabidopsis genome.

73 were mapped to wheat (Triticum aestivum L.) homoeologous group 4 chromosomes using a set of deletion

74 f these 1918 loci mapped to the long arms of homoeologous group 4 chromosomes, while 35% mapped to th

75 Forty-two percent of the homoeologous group 4 ESTs could be classified into funct

76 A consensus map for homoeologous group 4 was developed from 119 ESTs unique

77 A group of probes located in wheat homoeologous group 5 and barley chromosome 5H, however,

78 rved between low-copy-number ESTs from wheat homoeologous group 5 and rice chromosomes 12 (88 ESTs),

79 all colinearity was observed among the three homoeologous group 5 chromosomes, except for the previou

80 markers on an array of 65 deletion lines for homoeologous group 5 chromosomes.

81 iticum aestivum L.) ESTs on chromosomes, 882 homoeologous group 6-specific ESTs were identified by ph

82 develop a high-density chromosome bin map of homoeologous group 7 in hexaploid wheat (Triticum aestiv

83 robes and were used to construct a consensus homoeologous group 7 map.

84 Duplications of group 1 ESTs in other homoeologous groups occurred at a rate of 35.5%.

85 the cumulative results of EST mapping in all homoeologous groups, as reported elsewhere, that found t

86 bacina plants, DNA sequence variation at one homoeologous histone H3-D locus identified three alleles

87 Approximately 76% of homoeologous lncRNAs exhibit biased expression patterns

88 pid initiation of differential expression of homoeologous loci and nonadditive gene expression in T.

89 lated genes; DNA methylation changes between homoeologous loci are associated with homoeolog-expressi

90 ive mapping to characterize the evolution of homoeologous loci in allopolyploid cotton (Gossypium hir

91 oids, trans effects drive expression of both homoeologous loci into the same direction.

92 The likelihood of homoeologous loci regulating ABA accumulation, leaf size

93 occurred with intensification of signal from homoeologous markers, indicating that the changes were d

94 In the tetraploid C. arabica, a homoeologous non-reciprocal transposition (HNRT) was det

95 ers, indicating that the changes were due to homoeologous nonreciprocal transpositions (HNRTs).

96 llelic dosage effects of the GmLEC1a/GmLEC1b homoeologous pair relevant to LEC1, pseudogenization of

97 reduction of GmWRI1b of the GmWRI1a/GmWRI1b homoeologous pair relevant to WRI1, complementary non-al

98 d chromosomal translocations consistent with homoeologous pairing were more frequent in the synthetic

99 eme favorable for inducing and detecting the homoeologous recombinants with small goatgrass chromosom

100 for the understanding of chromosome pairing, homoeologous recombination, and genome evolution in the

101 ed frequent dosage variation and deleterious homoeologous recombination.

102 s were seen in strains with defects allowing homoeologous recombination.

103 suggest that gene expression changes in this homoeologous region are associated with genetic diversit

104 ere obtained for sorghum, rice, and the adh1-homoeologous region of maize, a remnant of the tetraploi

105 of the genes not present in the discernible homoeologous regions appear to be located elsewhere in t

106 Only a small fraction of the homoeologous regions harboring selected variants overlap

107 Homoeologous regions of Brassica genomes were analyzed a

108 The two homoeologous regions of maize have been particularly uns

109 esults indicate asymmetric evolution between homoeologous regions of soybean as evidenced by structur

110 f these duplications, we sequenced two ~1-Mb homoeologous regions of soybean, Gm8 and Gm15, derived f

111 identified and sequenced clones that contain homoeologous regions of the genome including stearoyl-AC

112 ix regions of the genome of B. rapa with the homoeologous regions of the genomes of B. oleracea and A

113 The size of homoeologous regions ranged from 1.5 to 106.4 cM, with a

114 tiple parallel advantageous mutations across homoeologous regions, likely indicating that a fitness b

115 protein and oil showed correspondence across homoeologous regions, suggesting that the genes or gene

116 a paleopolyploid genome that is a mosaic of homoeologous regions.

117 ralogous segments and between them and their homoeologous segment within the genome of Arabidopsis.

118 y connected genes in the 12 highly conserved homoeologous segments may in part explain their retentio

119 onserved across the Brassica genomes and the homoeologous segments of the genome of Arabidopsis thali

120 2 kb region of the genome of Arabidopsis and homoeologous segments of the genome of B. oleracea.

121 en the B. rapa paralogous segments and their homoeologous segments within the genome of Arabidopsis.

122 wheat is determined to a large extent by the homoeologous series of Photoperiod 1 (Ppd1) genes.

123 um and T. turgidum, the gene is present in a homoeologous series.

124 nce of expression of individual members of a homoeologous set of genes in a polyploid is a well-estab

125 rm to detect the pattern of expression of 20 homoeologous sets of single-copy genes known to be affec

126 There was no evidence for any homoeologous silencing at seven of the fifteen genes, bu

127 ce was sought as to whether the frequency of homoeologous silencing in in vitro cultured wheat callus

128 Our results suggest that much of the homoeologous silencing observed in differentiated tissue

129 pe, so given the ubiquity and variability in homoeologous silencing observed in wheat, we suggest tha

130 However, the extent to which such 'homoeologous silencing' can vary between individual geno

131 We are able to partition the genome into two homoeologous subgenomes based on different genetic dista

132 . laevis by partitioning its genome into two homoeologous subgenomes, marked by distinct families of

133 -nine percent of these ESTs were found to be homoeologous to sequences on rice chromosome 3, 12% had

134 e inhibiting threshability in wild emmer was homoeologous to Tg-D1 and therefore designated Tg-B1.

135 n-protein and protein-DNA interactions among homoeologous transcription factors in the circadian-cloc

136 nalysis was applied to measure expression of homoeologous transcripts and further verify microarray d

137 e the frequency of nonadditive expression of homoeologous transcripts in newly formed T. aestivum.

138 t of selection on variants distributed among homoeologous wheat genomes and to build a foundation for