SMALL-ANGLE X-RAY-SCATTERING STUDIES OF GIANT HEMOGLOBIN FROM THE ANNELID TYLORRHYNCHUS-HETEROCHAETUS

被引:8
作者
PILZ, I
SCHWARZ, E
SUZUKI, T
GOTOH, T
机构
[1] KOCHI UNIV, FAC SCI, DEPT BIOL, KOCHI 780, JAPAN
[2] UNIV TOKUSHIMA, COLL GEN EDUC, DEPT BIOL, TOKUSHIMA 770, JAPAN
关键词
D O I
10.1016/0141-8130(88)90029-3
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The extracellular haemoglobin of the polychaete Tylorrhynchus heterochaetus was studied in solution by small-angle X-ray scattering. The following molecular parameters were determined: radius of gyration 10.8 .+-. 0.2 nm and a maximum intraparticular distance of 29.5 .+-. 0.5 nm. Models which fit well the experimental data and reflect also the biochemical structure especially the known number of polypeptide chains are presented.
引用
收藏
页码:356 / 360
页数:5
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