X-RAY ANALYSIS OF A PROGESTERONE-BINDING PROTEIN(UTEROGLOBIN) - PRELIMINARY-RESULTS

被引:16
作者
MORNON, JP [1 ]
SURCOUF, E [1 ]
BALLY, R [1 ]
FRIDLANSKY, F [1 ]
MILGROM, E [1 ]
机构
[1] FAC MED PARIS SUD, INSERM, U135, GROUPE RECH BIOCHIM ENDOCRINIENNE & REPROD, F-94270 BICETRE, FRANCE
关键词
D O I
10.1016/0022-2836(78)90038-4
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
Uteroglobin, which is a progesterone-binding protein of the rabbit uterine secretion, has been crystallized and subjected to X-ray diffraction analysis. Two crystalline forms have been observed: a triclinic one (P1, Z = 2, a = 36.36 (4) A ̊, b = 37.40 (4) A ̊, c = 53.28 (4) A ̊, α = 104.6 (1) °, β = 97.0 (1) °, γ = 111.3(1) °); and an orthorhombic one for which the cell is C-centred with a = 50.86 (5)A ̊, b = 52.22 (5)A ̊, c = 47.28 (5) A ̊, space group C2221, Z = 4. Three isomorphous derivatives have been obtained. The crystals appear suitable for detailed study of the three-dimensional structure of the protein. © 1978.
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页码:237 / 239
页数:3
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