54催化膽紅素conjugationreaction之酵素為:(A)leucineaminopeptidase(B)glucose-6-phosphatedehydrogenase(C)UDP-glu
71. 由下列胺基酸所組成的胜肽鏈,在 pH 7.2 的情況下,何者所具有負 (-) 的淨電荷(net charge)? (A) Pro─Glu─Leu─Lys─Ser(B) Glu─Arg─Met─
3 關於 Hb S 之基因缺陷,下列敘述何者正確?(A)β chain 第 6 位置胺基酸 Glu 被 Val 取代 (B)β chain 第 6 位置胺基酸 Glu 被 Lys 取代 (C)β ch
2.下列何者為縮寫碼FYGSW之蛋白胜肽序列?(A) Phe-Trp-Glu-Ser-Asp ; (B)Glu-Met-Cys-Asn-Lys ; (C)Asp-pro-Ala-Thr-Arg ; (
52 細菌細胞壁中組成份 N-acetylmuramic acid(NAM)帶有 L-ala-D-glu-L-lys-D-ala,其 D-glu 與 D-ala 主要功用為何?(A)避免宿主蛋白酵素水
66. Which of following statements is NOT true regarding the lysozyme’s Phillips mechanism?(A) Glu 35
2.Agraduatestudentdiscoveredanovelpeptide (Met-Ser-Cys-Arg-Tyr-Trp-Asp-Asn-Gly-Glu-Gln-Pro-Lys-Phe-L
8. Which subunit of hemoglobin has a single amino acid substitution (Glu6 to Val6)that causes Sickle
66. 中國餐館症候群(Chinese restaurant syndrome)可能是因下列何種胺基酸造成? (A) 麩胺酸(Glu) (B) 白胺酸(Leu) (C) 離胺酸(Lys) (D) 絲胺
15. What is the overall net charge of the peptide sequence Arg-Gly-Ser-Lys-Glu-Asp at pH 7.0?(A) +2,
57.蛋白質生物製劑結構中,若含有下列何種胺基酸時,可使其racemization速率最快?(A)Asp residue(B)Glu residue(C)Ser residue(D)Trp resid
57.蛋白質生物製劑結構中,若含有下列何種胺基酸時,可使其racemization速率最快?(A)Asp residue(B)Glu residue(C)Ser residue(D)Trp resid
56. 中國餐館症候群(Chinese restaurant syndrome)可能是因下列何種胺基酸造成?(A) 麩胺酸(Glu)(B) 白胺酸(Leu)(C) 離胺酸(Lys)(D) 絲胺酸(Se
51. 下列那一種胺基酸衍生物會導致「中國餐館症候群(Chinese restaurant syndrome)」?(A)麩胺酸(Glu)(B)白胺酸(Leu)(C)離胺酸(Lys)(D)絲胺酸(Ser
3 下列那一種胺基酸衍生物會導致「中國餐館症候群(Chinese restaurant syndrome)」?(A)麩胺酸(Glu) (B)白胺酸(Leu) (C)離胺酸(Lys) (D)絲胺酸(Se
33. 以磷酸化/去磷酸化(phosphorylation/dephosphorylation)調控酵素活性的過程中,對酵素的共價修飾可發生在哪些胺基酸上:(A)Asp, Glu and His (B
91.下列有關glutathione(GSH)的敘述,何者錯誤 ?(A)由Glu、Cys及Gly三種胺基酸組成 (B)某些種類的leukotriene的生合成需要glutathione的參與 (C)G
22. What is the net charge of the following peptide at pH 7.0?Tyr-Glu-Ser-Arg-Met-Thr-Asp-Asn-Tyr-Hi
62. For an α-helix has the sequence : +H3N-Asp-Trp-Gln-Leu-His-Val-Phe-Ala-Lys-Val-Glu-COO-, the car
74.血紅素S(Hemoglobin S)是由於其中的胺基酸Glu被置換成Val,致使血紅素S有聚集(aggregation)的現象,其原因為何?(A)血紅素S間形成共價鍵 (covalent bon
39.有關Alcaligenes faecalis在Oxidation-Fermentation(OF)test的敘述,下列何者正確?(A)glucose (+),fructose (+)(B)glu
34. What enzyme does the lacZ gene encode?(A)DNase.(B) Carbonic anhydrase.(C) β-galactosidase.(D)Glu
80. 下列何種胺基酸內含有硫氫根(- SH ),並具有還原特性,以影響麵糰之性質?(A)麩胺酸(glu tamicacid)(B)甘胺酸(glycine)(C)半胱胺酸(cys teine)(D)離