2024 Empty pericarp

Empty pericarp

Author: qciw

August undefined, 2024

WebJul 20, 2024 · The emp11-1 mutants were defective with an empty, collapsed, and wrinkled pericarp. (B) The embryo or endosperm structures of emp11-1 kernels were abnormal at maturity. Webstrate the function of a mitochondrial PPR gene, Empty pericarp 8 (Emp8), in the splicing of two cis-introns of nad2 intron 1 and nad4 intron 1, and one trans-intron of nad1 intron 4. The loss of Emp8 is lethal, producing an empty pericarp phenotype. Emp8 is essential to the assembly and activity of mitochondrial complex I in maize. Our results

(PDF) Empty Pericarp5 Encodes a Pentatricopeptide …

WebJun 12, 2024 · Null mutations of PPR14 severely arrest the embryo and endosperm development, causing an empty pericarp phenotype. PPR14 is required for the splicing of NADH dehydrogenase 2 (nad2) intron 3 and nad7 introns 1 and 2 in mitochondria. The absence of nad2 and nad7 transcripts leads to disruption of the mitochondrial complex I … WebMar 5, 2013 · Here, we report the molecular characterization of the empty pericarp5 (emp5) mutants in maize (Zea mays). Null mutation of Emp5 results in abortion of embryo and endosperm development at early... dm ツイート共有

Pericarp - definition of pericarp by The Free Dictionary

WebDec 1, 2002 · Despite the empty-pericarp phenotype of mature mutant kernels, endosperm development did progress (albeit in a retarded manner) beyond the early stages before … WebThe selfed progenies of emp21-1 heterozygotes segregated about 1/4 empty pericarp (emp) kernels (wild type: emp = 883:296 = 2.98:1, Fig 1A), indicating a nuclear and recessive mutation. The mutant kernels sampled at … WebAug 1, 2024 · In this study, we identified the maize empty pericarp602 (emp602) mutants, the mature kernels of which showed empty pericarp phenotype. We cloned the Emp602 … dm ツイート引用通知

A NAC-EXPANSIN module enhances maize kernel size by …

Em pty Pericarp24 and Empty Pericarp25 Are Required for …

WebJul 7, 2024 · The emp11-1 mutant exhibited empty pericarp seeds in mature maize ears (Fig. 1A). The mutant kernels could be clearly distinguished from their wild-type siblings … Webnine empty pericarp (emp) mutants described in the present study represent a group of mutants with almost totally suppressed endosperm and a poorly developed embryo arrested at an early stage of embryogenesis and thus unable to germinate (Fu et al. 2002; Fu and Scanlon 2004). They all behave as single gene, recessive, lethal mutants and dmデータ地図Webmaturity, the emp10 seeds exhibit empty pericarp (Fig-ure 1a) and are unviable. However, the wild-type kernels from the same segregating ear can germinate and grow into mature plants, which can bear ears either with all wild-type kernels or with both wild-type and empty peri-carp kernels. We observed a ratio of 215 non-segregating dmデータ座標

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Empty pericarp

WebJul 12, 2024 · In this study, by using the maize kernel mutants, we demonstrate the function of a mitochondrial PPR gene, Empty pericarp 8 (Emp8), in the splicing of two cis-introns … WebDouble mutation of zmecr1 and zmaxr1 lead to empty pericarp kernel phenotype. RUBylation is a novel regulatory pathway affecting maize kernel development, majorly through its functions in modifying multiple cellular progresses. Keywords: small kernel 501; RUBylation; cell cycle; hormone ...

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WebJan 3, 2024 · For example, the defective kernel (dek) mutants refer to those with affected development in both embryo and endosperm (Neuffer and Sheridan 1980), the empty pericarp (emp) mutants refer to those with empty pericarp or papery kernel (Scanlon et al. 1994), and the embryo specific (emb) mutants refer to those with morphogenic effects … WebAug 25, 2015 · Through a characterization of two maize mutants, we cloned Empty pericarp 24 ( Emp24 ) and Empty pericarp 25 ( Emp25 ). Both Emp24 and Emp25 encode mitochondrion-targeted P-type PPR proteins.

WebOther articles where pericarp is discussed: fruit: Types of fruits: …the ripened ovary wall, or pericarp, which may develop entirely or in part into fleshy, fibrous, or stony tissue, are … WebSynonyms for pericarp include pod, shell, hull, husk, integument, capsule, exocarp, legume, sheath and peapod. Find more similar words at wordhippo.com!

WebJan 13, 2016 · Through analysis of an empty pericarp 16 (emp16) mutant in maize, we report here that the Emp16 gene encodes a P-type PPR protein that is required for the … WebSep 16, 2024 · However, we observed the segregation of empty pericarp (emp) phenotype which was not linked to the target gene. This unknown gene was named Emp32 . The self-pollinated ear of emp32 /+ heterozygote segregated normal to emp kernels at a ratio of 3:1 ( Fig. 1A ), indicating emp32 is a single recessive nuclear mutant.

WebDec 23, 2024 · RNA splicing is an essential post-transcriptional regulation in plant mitochondria and chloroplasts. As the mechanism of RNA splicing remains obscure, …

WebJul 12, 2024 · Mutation of Emp8 causes an empty pericarp phenotype in. maize kernels. Emp8 (GRMZM2G388778) is an intronless gene containing. an open reading frame of … dm データ qgisWebDec 23, 2024 · RNA splicing is an essential post-transcriptional regulation in plant mitochondria and chloroplasts. As the mechanism of RNA splicing remains obscure, identification and functional elucidation of new splicing … dm デザインWebNov 17, 2016 · Key message Genes influencing seed size. Abstract The designation emp (empty pericarp) refers to a group of defective kernel mutants that exhibit a drastic reduction in endosperm tissue production. They allow the isolation of genes controlling seed development and affecting seed size. Nine independently isolated emp mutants have … dmデータ開き方 cadWebMar 27, 2024 · The empty pericarp phenotype in the five mutants resulted from functional loss due to the mutator (Mu) insertion in the coding regions of these genes. In this study, we found that the empty pericarp phenotype of emp10 was produced from a 431-bp deletion rather than from a Mu insertion into the PPR protein-encoding gene Emp10 , although the ... dm デザイン btobWebJul 28, 2024 · The empty pericarp kernels (emp17) are marked by red arrows. (C) RT-PCR analysis of Emp17 transcription profiling in wild type and emp17. (D) The expression profiles of Emp17 in wild type and ... dmデザインWebHowever, the factors involved in the splicing of mitochondrial introns and their biological functions are not well understood in maize. Here, we isolated an empty pericarp 10 (emp10) mutant and identified the underlying gene by map-based cloning. Emp10 encodes a P-type mitochondria-targeted pentatricopeptide repeat (PPR) protein with 10 PPR motifs. dmデザインおしゃれWebJun 5, 2024 · Loss function of PPR18 seriously impairs embryo and endosperm development, resulting in the empty pericarp (emp) phenotype in maize. PPR18 encodes a mitochondrion-targeted P-type PPR protein with ... dmデータとは