| 1. | The toxin protein consists of two chains linked by a disulfide bond
它由a和b两条多肽链组成，其间通过二硫键相连接。 |
| 2. | Determination of disulfide bonds in protein by enzymatic digestion and mass spectrometry
酶切质谱法测定蛋白质的二硫键 |
| 3. | Ricin is a heterodimeric rip comprised of a and b chains joined through a disulfide bond
A链( rta )是活性链，分子量约32kd ，第十位残基asn连接一条寡糖链。 |
| 4. | An analysis of amino acid composition of naturally occurring peptide with intra - molecular disulfide bond has been carried out
目的为结合生物化学与生物资讯，设计一网路搜寻实作课程以辅助胺基酸相关课程之教学。 |
| 5. | An analysis of amino acid composition of naturally occurring peptide with intra - molecular disulfide bond has been carried out
目的为结合生物化学与生物信息，设计一网络搜寻实作课程以辅助胺基酸相关课程之教学。 |
| 6. | The changes of cd and agglutinate activity of cml in different ph , temperature , concentration of guanidiniumhydrochloride indicated that cml had a comparatively stable structure despite of its lack of disulfide bond and having so much 3 - fold
测定不同ph 、温度及不同浓度盐酸肌中的cml的圆二色谱以及在这些条件下cml凝血活性的变化。 |
| 7. | Studies of inactivation of a - transglucosidase by chemical modification demonstrated that cys , asp ( glu ) and his residues were indispensable groups of the a - transglucosidase . partial disulfide bonds were the function of this enzyme
因止，认为cys 、 asp （以）和川s残基为q葡萄糖转苦酶的必需基团，部分二硫键对保护酶的催化功能是必需的。 |
| 8. | The trials of nr / r single - dimensional sds - page and nr / r two - dimensional sds - page proved that cml had no disulfide bond . edta inhibited the agglutinate activity of cml and a small part of cml recovered its agglutinate activity after removing the edta
在ph7 . 0 、 ph5 . 0的缓冲体系中，用edta去除cml分子中金属离子的实验表明edta对cml的凝血活性具有抑制作用。 |
| 9. | Huwentoxin - i ( hwtx - i ) is a polypeptide neurotoxin isolated from the crude venom of chinese bird spider selenocosmia huwena . its molecular weight is 3750 dalton . the toxin contains 33 amino acid residues and three disulfide bonds
虎纹捕鸟蛛毒素- ( huwentoxin - )是从虎纹捕鸟蛛selenocosiahuwena粗毒中分离得到的一种多肽类神经毒素，分子量为3750 ，由33个氨基酸残基组成，含三对二硫键。 |
| 10. | The extracellular 100pl ( ecl1 ) and ecl2 was linked by disulfide bond to maintenanced the stability of the protein secondary structure . in recent years , we showed that ccr5 as a co - receptor could interact with hiv - 1 infect ion . ccr5 was paid closed attention to since it was cloned in 1996 . the aim is to - obtain the sequence of first extracillular domain of 3 chemokine receptor 5 ( ccr5 ) n - terminal gene fragment with high level expression in e . coli and to prepare its specific antibody f ( ab ' ) ; , and its detected method
Ccr5具有g蛋白偶联受体家族( g - proteincoupledreceptors ， gpcrs )所特有的7个跨膜区( transmembrinedomains ， tm ) ，呈螺旋， tm的氨基酸有很高的保守性，膜外第一襻( extracellularloop1 ， ecl1 )和ecl2之间有二硫键相连，以维持蛋白质二级结构的稳定性。 |
