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Literature summary for 2.5.1.16 extracted from

  • Kitashiba, H.; Hao, Y.J.; Honda, C.; Moriguchi, T.
    Two types of spermine synthase gene: MdACL5 and MdSPMS are differentially involved in apple fruit development and cell growth (2005), Gene, 361, 101-111.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
gene ACL5-1, DNA and amino acid sequence determination and analysis, ACL5-1 complements Spm biosynthesis in an enzyme-deficient yeast mutant, and ectopic expression of ACL5-1 in the Arabidopsis thaliana dwarf mutant acl5 allows recovery of the normal phenotype Malus sylvestris
gene ACL5-2, DNA and amino acid sequence determination and analysis Malus sylvestris
gene SPMS, DNA and amino acid sequence determination and analysis, SPMS complements Spm biosynthesis in an enzyme-deficient yeast mutant Malus sylvestris

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
S-adenosylmethioninamine + putrescine Malus sylvestris functional ACL5 and SPMS are independently involved in apple fruit development and cell growth 5'-S-methyl-5'-thioadenosine + spermidine
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?

Organism

Organism UniProt Comment Textmining
Malus sylvestris Q4ADY3 gene ACL5-2; var. domestica, genes ACL5-1 and ACL5-2, and SPMS
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Malus sylvestris Q4ADY4 gene ACL5-1; var. domestica, genes ACL5-1 and ACL5-2, and SPMS
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Malus sylvestris Q4ADY5 gene SPMS; var. domestica, genes ACL5-1 and ACL5-2, and SPMS
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Source Tissue

Source Tissue Comment Organism Textmining
cell suspension culture
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Malus sylvestris
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flower
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Malus sylvestris
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fruit
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Malus sylvestris
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leaf
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Malus sylvestris
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additional information genes ACL5 and SPMS are differentially expressed in tissues and suspension cells, expression analysis, overview Malus sylvestris
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Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
S-adenosylmethioninamine + putrescine functional ACL5 and SPMS are independently involved in apple fruit development and cell growth Malus sylvestris 5'-S-methyl-5'-thioadenosine + spermidine
-
?
S-adenosylmethioninamine + putrescine Val149, Ser161, Ala205, and Val235 are involved in the S-adenosylmethioninamine binding Malus sylvestris 5'-S-methyl-5'-thioadenosine + spermidine
-
?

Synonyms

Synonyms Comment Organism
SPDS
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Malus sylvestris
Spm synthase
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Malus sylvestris