expire 发表于 2025-3-28 16:10:24
http://reply.papertrans.cn/89/8803/880204/880204_41.pngoutput 发表于 2025-3-28 19:03:23
Static and Kinetic Studies on the Dissociation of , Hemocyanin with Solution X-Ray Scatteringthe basic hexameric unit or the hexameric building block (1). Ultracentrifugal studies by Brenowitz .. have shown that, in the absence of Ca., the native He (48-mer) dissociates into 24-mers at physiological pH and into 12-mers at pH 5.0 (2). This fact is of special interest from either a structural乞丐 发表于 2025-3-29 00:03:50
The Di-decameric Hemocyanin of the Atlantic Murex Snail, , (Sowerby)the Hcs of the gastropods of the phylum Mollusca, have suggested that these Hcs consist largely of a single type of particle characterized by a sedimentation coefficient of about 100 S and having a particle mass close to 9,000 kDa. Only a few Hcs, such as those of the channeled whelk, ., and the gia防锈 发表于 2025-3-29 06:14:18
Scanning Transmission Electron Microscopy (STEM) Studies of Molluscan Hemocyaninsods (1-6). With STEM we have been able to measure the masses of individual particles in unstained, freeze-dried specimens, and to examine the arrangement of the cylindrical decameric units within various aggregates. Although the most intensively studied Hcs (e.g.,. are didecameric, many of the gastrAnthem 发表于 2025-3-29 09:48:11
Spectroscopic Analysis of Temperature-Induced Unfolding of the Hemocyanin from the Tarantula ,f three domains (2). The active site is located in the second domain, where O. is reversibly bound in a complex bridged between two copper atoms (3). Each copper atom is liganded to side-chain groups of the protein. Little data regarding the thermal stability of Hcs are available (4). This study pre军械库 发表于 2025-3-29 12:00:43
Crosslinking with Bifunctional Reagents and its Application to the Determination of the Quaternary San yield information on the number of subunits and their arrangement within the molecule. In the case of a protein composed of identical subunits, this leads to a determination of the symmetry underlying the molecular structure. Theoretical treatments directed specifically at the case of four subuni江湖骗子 发表于 2025-3-29 17:28:13
http://reply.papertrans.cn/89/8803/880204/880204_47.pngdefendant 发表于 2025-3-29 20:07:03
The Principal Subunit of Earthworm Hemoglobin is a Dodecamer of Heme-Containing Chains of 0.23 ± 0.03 wt.% (1-6). In addition, these Hbs have a symmetrical, hexagonal bilayer appearance in electron micrographs (7-9). The extracellular Hb of . is the most well-studied Hb of the annelid group with an estimated .. of about 3,600 kDa (10). SDS-PAGE shows that it consists of four subunitsKidney-Failure 发表于 2025-3-30 03:58:32
http://reply.papertrans.cn/89/8803/880204/880204_49.png防锈 发表于 2025-3-30 04:40:17
http://reply.papertrans.cn/89/8803/880204/880204_50.png