proteins và amino acids

... Thêm thông tin về tác giả vào tài liệu • Cập nhật mới nội dung tài liệu www.agriviet.com IV. Nhu ca IV. Nhu ca à à u protein va u protein va ø ø amino acids amino acids z z Theo NRC Theo ... ngọt và cá biển. -Cábasa làloài cádi cưsinh sản -Cá có một lượng lipid tích lũy rất lớn trước mùa di cư sinh sản Proteins lieân ke Proteins lieân ke á á t t z z Nucleoproteins Nucleoproteins : ... p p Enzymes Enzymes (ca (ca ự ự c proteins c proteins ho ho ng ca ng ca u a u a ỷ ỷ nh h nh h ử ử ụ ụ ỷ ỷ ng va ng va ứ ứ ủ ủ ie ie u u ho ho ứ ứ a bie a bie ỏ ỏ n d n d ử ử ụừng) ụừng) q q Plasma Plasma proteins proteins (ca (ca ự ự c...

Ngày tải lên: 26/01/2014, 18:20

Ngày tải lên: 23/03/2014, 07:20

Ngày tải lên: 02/04/2014, 15:59

... DƯỠNG PROTEIN VÀ AMINO ACID AMINO ACID (Metabolism of protein and amino acid) SỰ BIẾN DƯỠNG PROTEIN VÀ SỰ BIẾN DƯỠNG PROTEIN VÀ AMINO ACID AMINO ACID (Metabolism of protein and amino acid) 2.2.Sự ... sinh trưởng và phát dục - Sự di truyền và biến dị - Sự biến dưỡng nội tại và trao đổi với môi trường - Cung cấp 10-15% nhu cầu năng lượng cho cơ thể (2). Đặc điểm biến dưỡng protein và amino acid - ... P: Peptidyl site P: Peptidyl site A: Amino acyl site A: Amino acyl site COO 2.4. Sự khử nhóm carboxyl của amino acid H Decarboxylase (Pyridoxal phosphate) α -Amino acid Amin hữu cơ 3.5. Cơ chế điều...

Ngày tải lên: 23/10/2013, 14:15

... Chemistry of the Amino Acids , John Wiley & Sons, Inc. , New York, London . 63 Zavradashvili , N. ( 2008 ) New functional biodegradable poly(ester amide)s composed of α - amino acids and ... Composed of Naturally Occurring α -Amino Acids epoxy - succinic acids, as well as bis - (succinic acid) - α , ω - alkylene diesters and O , O ′ - diacyl - bis - glycolic acids, see Scheme 5.2 ), the ... 112 5 Biodegradable Polymers Composed of Naturally Occurring α -Amino Acids Figure 5.4 Synthesis of DADs from free dicarboxylic acids using condensing agents, method (ii). HOOC A COOH + 2...

Ngày tải lên: 25/10/2013, 08:20

... methods were searched for and deve- loped for microbial production of other amino acids. Today a whole array of amino acids are produced by microbial methods and used in the fields of medi- cine ... l-hydroxyproline. Microbial Production of Amino Acids in Japan 83 26. Syldatk C, Mueller R, Siemann M, Krohn K, Wagner F (1992) In: Rozzental JD, Wagner F (eds) Biocatalytic production of amino acids and derivatives. ... acetic acid in the cells of the Microbial Production of Amino Acids in Japan 73 Table 1. Amino acid production in Japan and the world in 1996 Amino acid Amount (tons/year) Method Japan World Bio-...

Ngày tải lên: 26/10/2013, 02:20

Ngày tải lên: 01/12/2013, 09:27

... ribose OH SỰ HOẠT HÓA AMINO ACID (Activation of amino acid) PP α -Amino acid Amino acyl- t.RNA synthetase Enz -Amino acyl-AMP Anticodon 23 ENZ Adeno P ∼ PP Adeno P ∼ ENZ ENZ AMP R -OC-CH- NH2 Amino acyl-t.RNA ... DƯỠNG TRUNG GIAN CỦA AMINO ACID 2.1.Sự vận chuyển nhóm amin của amino acid 2.2.Sự oxid hoá khử amin của amino acid 2.3.Sự khử độc ammonia tự do trong máu 2.4.Sự khử carboxyl của amino acid 3.TIẾN ... Dehydrogenase COOH CH2 CH2 C=O COOH COOH CH2 CH2 CH- COOH H2O CH3 CH- COOH CH3 C= O COOH NH2 NH2 SỰ BIẾN DƯỠNG PROTEIN VÀ AMINO ACID (Metabolism of protein and amino acids) CHƯƠNG VI TS. ĐỖ HIẾU LIÊM COOH CH2 CH2 CH- COOH 9 NH 2 Glutamate COOH CH2 CH2 C=O COOH α-Keto...

Ngày tải lên: 17/01/2014, 19:25

... derwaal o Ý nghĩa: Trạng thái keo -Sự sa lắng và biến tính o Monomer (Subunit) TS. ĐỖ HIẾU LIÊM CHƯƠNG III CHƯƠNG III PROTEIN VÀ AMINO ACID PROTEIN VÀ AMINO ACID 3.1.5.Cấu trúc bậc IV Cấu trúc không ... HHb/BHb Vận chuyển và trao đổi chất khí O 2 và CO 2

Ngày tải lên: 25/01/2014, 10:20

... steady-state condi- tions in reactions of PLP-dependent enzymes with amino acids and the rates of the enzymatic isotopic exchange for thesameaminoacids. To answer these questions, we studied in the present ... A.S., Dobbert, N.N. & Braunstein, A.E. (1947) Labilization of a-hydrogen of amino acids under the action of aminoferase. Biokhimia 12, 556–568 (in Russian). 2. Esaki, N., Nakayuma, T., Sawada, ... and shows that t he pattern of binding is the same for a variety of amino acids. It has been established [5] that for a number of amino acid i nhibitors bearing nonbranched substituents without functional...

Ngày tải lên: 19/02/2014, 16:20

... of the last 42 amino acids from NBD2 of SUR2 resulted in ATPase activity resembling that of NBD2 of SUR2A rather than that of NBD2 of SUR2B: this might indicate that these amino acids are responsi- ble ... NBD2B could result from an inhibitory effect of the C-terminal 42 amino acids of NBD2B or a stimulatory effect of the equivalent amino acids of NBD2A. To determine which of these hypotheses is correct, ... last 42 amino acids. Figure 2A and Table 1 show that the ATPase activity of NBD2-DC was greater than that of SUR2B but similar to that of NBD2A, favoring the idea that the last 42 amino acids of NBD2B...

Ngày tải lên: 06/03/2014, 11:20

... action of amino acids on gene expression. Amino acid(s) manipulations Factor(s) implied Experimental model Reference Inhibiting effect resulting from the presence of amino acids Pooled amino acids ... sequences, such as amino acid response element and nutrient-sensing response element, have been shown to mediate the inhibitory effect of some amino acids. Moreover, amino acids exert a wide ... [63] Stimulating effect resulting from the presence of amino acids Dietary protein restriction Inhibited HNF-4 and NF1 binding Rat liver in vivo [14] Mixed amino acids addition Increased phosphorylated STAT3...

Ngày tải lên: 07/03/2014, 00:20

... specific amino acids in bac- terial EFG [26–29]. To date, there are only a few reports in which this technique has been used to acquire information on the importance of specific amino acids and amino ... Promega (Madison, WI, USA). Yeast nitrogen base without amino acids and agar were from BD (Franklin Lakes, NJ, USA). Ammonium sulphate and amino acids were from Merck (Darmstadt, Germany). Strains, ... as well as in the factor itself [2–4]. Yeast eEF2 is a protein of 842 amino acids [5]. The protein is evolutionary conserved and the amino acid sequence is 66% identical and 85% homologous to the sequence...

Ngày tải lên: 07/03/2014, 05:20

... domains: the N-terminal cytoplasmic tail (amino acids 1–18), the helical transmem- brane region (amino acids 19–43), and four extracellular domains spanning amino acids 44–150 (domain C), 151– 274 (domain ... clearly show that the amino acids at the extreme C-terminus of GCPII are crucial for the hydrolytic activity of the enzyme and, furthermore, that no more than 60 amino acids can be deleted from ... as a result of the blocking of the N-terminal amino acid. Subsequent West- ern blot analysis, exploiting the 7E11 mAb recognizing the first six amino acids of the full-length GCPII [31], revealed the...

Ngày tải lên: 07/03/2014, 15:20

... effect of the amino acid residue at position 6 on the amino acid requirement at position 3 because of the presence of these amino acids at position 6 in naturally observed N-myristoylated proteins (Fig. ... significantly affects the amino acid residue permitted at position 3. In addition to the combination of amino acids at positions 3 and 6, it was demonstrated that the combination of amino acids at positions ... the amino acids located beyond position 7 would also affect the amino acid requirement at position 3. Further studies are required to fully characterize the favorable combinations of amino acids...

Ngày tải lên: 16/03/2014, 16:20

... site-directed mutagenesis of charged amino acids in the C-terminal portion of antiplasmin. Our first goal was to produce mutants in which the C-terminal lysine was replaced by amino acids without a positive ... activity was inhibited). Computer model of the C-terminal 40 amino acids in antiplasmin A computer model of the C-terminal 40 amino acids in antiplasmin [11] was constructed by CS CHEM 3 DULTRA , version ... plasmin and antiplasmin. Results from computer- ized molecular modelling of the C-terminal 40 amino acids support our experimental data. Keywords: antiplasmin; fibrinolysis; lysine-binding site;...

Ngày tải lên: 17/03/2014, 03:20