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Items: 1 to 20 of 299

1.

Substrate specificity of N-methyltransferase involved in purine alkaloids synthesis is dependent upon one amino acid residue of the enzyme.

Yoneyama N, Morimoto H, Ye CX, Ashihara H, Mizuno K, Kato M.

Mol Genet Genomics. 2006 Feb;275(2):125-35. Epub 2005 Dec 7.

PMID:
16333668
2.

Occurrence of theobromine synthase genes in purine alkaloid-free species of Camellia plants.

Ishida M, Kitao N, Mizuno K, Tanikawa N, Kato M.

Planta. 2009 Feb;229(3):559-68. doi: 10.1007/s00425-008-0847-5. Epub 2008 Nov 19.

PMID:
19018565
3.

Caffeine synthase and related methyltransferases in plants.

Misako K, Kouichi M.

Front Biosci. 2004 May 1;9:1833-42. Review.

PMID:
14977590
4.

Caffeine and related purine alkaloids: biosynthesis, catabolism, function and genetic engineering.

Ashihara H, Sano H, Crozier A.

Phytochemistry. 2008 Feb;69(4):841-56. Epub 2007 Dec 19. Review.

PMID:
18068204
5.

Essential region for 3-N methylation in N-methyltransferases involved in caffeine biosynthesis.

Mizuno K, Kurosawa S, Yoshizawa Y, Kato M.

Z Naturforsch C. 2010 Mar-Apr;65(3-4):257-65.

PMID:
20469646
6.

Biosynthesis of caffeine underlying the diversity of motif B' methyltransferase.

Nakayama F, Mizuno K, Kato M.

Nat Prod Commun. 2015 May;10(5):799-801. Review.

PMID:
26058161
7.

Purification and characterization of caffeine synthase from tea leaves.

Kato M, Mizuno K, Fujimura T, Iwama M, Irie M, Crozier A, Ashihara H.

Plant Physiol. 1999 Jun;120(2):579-86.

9.
11.

Molecular and biochemical characterization of caffeine synthase and purine alkaloid concentration in guarana fruit.

Schimpl FC, Kiyota E, Mayer JL, Gonçalves JF, da Silva JF, Mazzafera P.

Phytochemistry. 2014 Sep;105:25-36. doi: 10.1016/j.phytochem.2014.04.018. Epub 2014 May 21.

PMID:
24856135
12.

Distribution, biosynthesis and catabolism of methylxanthines in plants.

Ashihara H, Kato M, Crozier A.

Handb Exp Pharmacol. 2011;(200):11-31. doi: 10.1007/978-3-642-13443-2_2. Review.

PMID:
20859792
13.
14.

The structure of two N-methyltransferases from the caffeine biosynthetic pathway.

McCarthy AA, McCarthy JG.

Plant Physiol. 2007 Jun;144(2):879-89. Epub 2007 Apr 13.

15.

Structural basis for substrate recognition in the salicylic acid carboxyl methyltransferase family.

Zubieta C, Ross JR, Koscheski P, Yang Y, Pichersky E, Noel JP.

Plant Cell. 2003 Aug;15(8):1704-16.

16.

Isolation of a new dual-functional caffeine synthase gene encoding an enzyme for the conversion of 7-methylxanthine to caffeine from coffee (Coffea arabica L.).

Mizuno K, Okuda A, Kato M, Yoneyama N, Tanaka H, Ashihara H, Fujimura T.

FEBS Lett. 2003 Jan 16;534(1-3):75-81.

17.

7-Methylxanthine methyltransferase of coffee plants. Gene isolation and enzymatic properties.

Ogawa M, Herai Y, Koizumi N, Kusano T, Sano H.

J Biol Chem. 2001 Mar 16;276(11):8213-8. Epub 2000 Dec 6.

19.

Expression for caffeine biosynthesis and related enzymes in Camellia sinensis.

Kato M, Kitao N, Ishida M, Morimoto H, Irino F, Mizuno K.

Z Naturforsch C. 2010 Mar-Apr;65(3-4):245-56.

PMID:
20469645
20.

Biosynthesis, accumulation and degradation of theobromine in developing Theobroma cacao fruits.

Zheng XQ, Koyama Y, Nagai C, Ashihara H.

J Plant Physiol. 2004 Apr;161(4):363-9.

PMID:
15128023
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