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Volumn 1, Issue 1, 1999, Pages 51-54

Enantioselective binding of an 11-cis-locked cyclopropyl retinal. The conformation of retinal in bovine rhodopsin

Author keywords

[No Author keywords available]

Indexed keywords

4 (2 ((1,3,3 TRIMETHYLCYCLOHEXEN 2 YL)ETHENYL)PROPYLIDENE) 2,3 METHYLENECYCLOHEPT 1 YLMETHYLENEMETHANAL; 4-(2-((1,3,3-TRIMETHYLCYCLOHEXEN-2-YL)ETHENYL)PROPYLIDENE)-2,3-METHYLENECYCLOHEPT-1-YLMETHYLENEMETHANAL; BICYCLO COMPOUND; DRUG DERIVATIVE; RETINAL; RHODOPSIN;

EID: 0033565019     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol990048l     Document Type: Article
Times cited : (22)

References (39)
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    • (b) Han, M.; Smith, S. O. Biochemistry 1995, 34, 1425; 1997, 36, 7280.
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    • note
    • 1H NMR of its MPA ester derivatives. The optical rotation value of 6 agrees with literature value (see ref 14).
  • 35
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    • note
    • (b) The cis geometry between hydroxyl group and cyclopropyl ring in 7 was confirmed by NOESY, HMQC, and COSY NMR experiments.
  • 36
    • 0043114247 scopus 로고    scopus 로고
    • note
    • A stock solution of opsin in 10 mM CHAPSO/HEPES buffer (pH 7.0) was added to a pair of UV cuvettes (1 mL solution each), and the background of the UV spectrometer was scanned. A solution of retinal analogue 2 or 3 in EtOH (5 μL) was added to the sample cuvette, and 5 μL of EtOH was added to the control cuvette; UV were measured every 10 min over a 1 h period. The initial band (taken within 1 min of mixing) in UV corresponds to unbound retinal analogues in buffer. The binding of chromophore to opsin is accompanied by a decrease in the intensity of the unbound chromophore band and a growth of a new band at longer wavelength corresponding to PSB formation. Unchanged UV indicates that the chromophore remains unbound throughout the whole period. The binding of 2 was further confirmed by incubating the pigment with 11-cis-retinal. No new band at 500 nm in UV/vis was detected, suggesting that the retinal binding site was occupied by 2.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.