Category:TP

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=Triterpenes=
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=Terpenes=
 
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Triterpenes are synthesized by plants from squalene, which is formed by tail-to-tail conjugation of two farnesyl biphosphates (FPP), which in turn formed from mevalonate.
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The word 'terpene' originates from turpentine, the distillation of resin from pine trees ([[:Category:Pinaceae|Pinaceae]]).  Chemically speaking, terpenes refer to all natural compounds build up from isoprene (C5) units.
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Well known terpenes include myrrh from balm trees, fragrance or essential oils of herbs and roses.  Biologically, terpenes function as volatile expellant of herbivores and attractant of pollinators, or less volatile bitter antifeedants.  Many hormones, pheromones and signal compounds are also derived from terpenes.
 
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テルペンという言葉は松の木の脂を蒸留して得られるテレビン油 (turpentine)に由来しています。
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化学的には、C5ユニットのイソプレンから構成される天然化合物を全てテルペンと呼びます。
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著名な例には、香木から得られるミルラ(没薬)、ハーブやバラ等のエッセンシャルオイルや香り成分が含まれます。
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生物学的な機能として、草食動物の忌避物質、花粉を運ぶ昆虫の誘引物質、苦味成分による摂食阻害物質として働きます。
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多くのホルモン、フェロモン、シグナル伝達物質もテルペン由来です。
 
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==Design of Triterpene ID numbers ID番号の設計==
 
==Design of Triterpene ID numbers ID番号の設計==

Revision as of 15:35, 21 July 2010

Terpenes

The word 'terpene' originates from turpentine, the distillation of resin from pine trees (Pinaceae). Chemically speaking, terpenes refer to all natural compounds build up from isoprene (C5) units. Well known terpenes include myrrh from balm trees, fragrance or essential oils of herbs and roses. Biologically, terpenes function as volatile expellant of herbivores and attractant of pollinators, or less volatile bitter antifeedants. Many hormones, pheromones and signal compounds are also derived from terpenes.


Design of Triterpene ID numbers ID番号の設計

12-DIGIT

T P 3 x y y r h g n c c
x ... species information
Symbol at x Kingdom Phyla Examples
I Animalia Arthropoda (Insects, crabs) ecdysteroids
V Chordate (Vertebrates) sex steroids, corticosteroids, anabolic steroids
O Others marine steroids
P Plantae Phytosterols lanosterols, cholesterols, brassinolides
S Saponins saponins
F Fungi ergosterols ergosterols
B Bacteria bacterial sterols hopanoids
y ... backbone structure (母核構造) 
Symbol at y Carbons Steroids
GN C17 gonane Gonane.png
ES C18 estrane Estrane.png
AD C19 androstane Androstane.png
PG C21 pregnane Pregnane.png
CA C24 cholane Cholane.png
CL C27 cholestane Cholestane.png
CM C28 campestane Campestane.png
EG C28 ergostane Ergostane.png
SG C29 (4 rings) stigmastane Stigmastane.png
PR C29 (4 rings) poriferastane Poriferastane.png
Symbol at y Carbons (Plant) Triterpenes
LN C30 (4 rings) lanostane Lanostane.png
CY C30 (4 rings) cycloartane Cycloartane.png
BC C30 (4 rings) baccharane Baccharane.png
CC C30 (4 rings) cucurbitane Cucurbitane.png
DM C30 (4 rings) dammarane Dammarane.png
HL C30 (4 rings) holostane File:Holostane .png
PF C29 (5 rings) pfaffane Pfaffane.png
HP C30 (5 rings) hopane Hopane.png
LP C30 (5 rings) lupane Lupane.png
OL C30 (5 rings) oleanane Oleanane.png
SR C30 (5 rings) serratane Serratane.png
TR C30 (5 rings) taraxastane Taraxastane.png
UR C30 (5 rings) ursane Ursane.png
r ... number of major rings (環構造数) 

Click above categories to see details.

h ... hydroxylation pattern (水酸基数) 

Click above categories to see details.

g ... glycosylation pattern(糖修飾パターン) 

Click above categories to see details.

n ... number of sugars (修飾糖数) 

Click above categories to see details.

c ... serial number (通し番号)

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