首页|Commikuanoids A-C: New cycloartane triterpenoids with exploration of carbonic anhydrase-II inhibition from the resins of Commiphora kua by in vitro and in silico molecular docking

Commikuanoids A-C: New cycloartane triterpenoids with exploration of carbonic anhydrase-II inhibition from the resins of Commiphora kua by in vitro and in silico molecular docking

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Three new cycloartane triterpenoids, commikuanoids A-C (1-3), together with four known compounds 4-7, were isolated from the resin of Commiphora kua. Their structures were confirmed by advanced NMR techniques such as 1D (H-1 and C-13) and 2D (HMBC, HSQC, COSY, NOESY and NOE) and high-resolution mass spectrometry (HRMS). Five compounds (1-5) were screened for in vitro carbonic anhydrase II (CA II) inhibitory activity. All the tested compounds demonstrated significant activity against CA II with IC50 values ranging from 4.9-19.6 mu M. Moreover, the binding pattern of each compound in the binding site of CA-II was predicted through in silico molecular docking approach. It was observed that compounds 2, 4, and 5 binds with the Zn ion present in the active site of CA II, while compounds 1 and 3 mediated hydrogen bonding with Thr199 of CA-II, and all the compounds showed good binding score (> - 5 kcal/mol).

Commiphora kuaCommikuanoids A-CNMR spectroscopyCarbonic anhydrase-IIMolecular dockingOLEOGUM RESINSTEM BARKGUM-RESINOPOBALSAMUMBURSERACEAECHEMISTRYANTIBACTERIALCONSTITUENTSBISABOLENESBALESSAN

Rehman, Najeeb Ur、Halim, Sobia Ahsan、Khan, Ajmal、Khan, Majid、Al-Hatmi, Saif、Al-Harrasi, Ahmed

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Univ Nizwa

Diwan Royal Court

2022

Fitoterapia

Fitoterapia

SCI
ISSN:0367-326X
年,卷(期):2022.157
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