藻紫胆素

藻紫胆素
识别
CAS号	139690-91-8
SMILES	C(\C1=C(CCC(O)=O)C(C)=C(C[C@@H]2C(C=C)=C(C)C(=O)N2)N1)=C3/C(CCC(O)=O)=C(C)C(/C=C\4/C(C)=C(CC)C(=O)N4)=N3;
性质
化学式	C33H38N4O6
摩尔质量	586.68 g·mol−1
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

藻紫胆素（简写：PVB）是一种有机化合物，化学式为C₃₃H₃₈N₄O₆，可以吸收橙光^[1]。它可由蓝藻趋光性调节蛋白TePixJ将藻蓝胆素转化得到。^[2]

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参考文献

[1]
Nicolas Blot; et al. Phycourobilin in Trichromatic Phycocyanin from Oceanic Cyanobacteria Is Formed Post-translationally by a Phycoerythrobilin Lyase-Isomerase. Journal of Biological Chemistry. 2009. 284 (14): 9290-9298. doi:10.1074/jbc.M809784200.
[2]
Takami Ishizuka; et al. The Cyanobacteriochrome, TePixJ, Isomerizes Its Own Chromophore by Converting Phycocyanobilin to Phycoviolobilin. Biochemistry 2011, 50, 6, 953–961. doi:10.1021/bi101626t.

Chengjie Li & Bernhard Kräutler. Facile retro-Dieckmann cleavage of a pink phyllobilin: new type of potential downstream steps of natural chlorophyll breakdown. Monatshefte für Chemie, 2023. 154. 1359-1368. doi:10.1007/s00706-022-02894-z.