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Literature summary for 2.8.1.12 extracted from

  • Suzuki, M.; Settles, A.M.; Tseung, C.W.; Li, Q.B.; Latshaw, S.; Wu, S.; Porch, T.G.; Schmelz, E.A.; James, M.G.; McCarty, D.R.
    The maize viviparous15 locus encodes the molybdopterin synthase small subunit (2006), Plant J., 45, 264-274.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
vp15 mutant, DNA and amino acid sequence determination and analysis, using a high-throughput strategy for analysis of high-copy Mu lines, i.e. MuTAIL PCR to extract genomic sequences flanking the Mu transposons in the vp15 line. the vp15 maps to chromosome 5L. Two allelic mutations confirm that Vp15 encodes a plant MPT synthase small subunit, ZmCNX7 Zea mays

Protein Variants

Protein Variants Comment Organism
additional information the viviparous mutant vp15 shows a Mu insertion in a gene encoding the small subunit of molybdopterin synthase. Mutant seedlings rescued in soil or agar media are typically smaller than the wild-type, with spindly leaves, MoCo-dependent enzyme activities are reduced in the vp15 mutants, phenotype, overview Zea mays

Organism

Organism UniProt Comment Textmining
Zea mays
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seed mutant viviparous15 (vp15) isolated from the UniformMu transposon-tagging population, the subunits are encoded by CNX genes
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Source Tissue

Source Tissue Comment Organism Textmining
seed
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Zea mays
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seedling
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Zea mays
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Synonyms

Synonyms Comment Organism
MPT synthase
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Zea mays

General Information

General Information Comment Organism
malfunction the viviparous seed mutant, viviparous15 (vp15), isolated from the Uniform Mu transposon-tagging population, shows an early seedling lethal phenotype, it also shows reduced activities of several enzymes that require molybdenum cofactor (MoCo) in vp15 mutant seedlings, overview. Because MoCo is required for abscisic acid biosynthesis, the viviparous phenotype is probably caused by abscisic acid deficiency Zea mays