{"id":571082,"date":"2026-07-27T15:32:21","date_gmt":"2026-07-27T08:32:21","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=571082"},"modified":"2026-07-27T15:32:21","modified_gmt":"2026-07-27T08:32:21","slug":"amino-axit-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/amino-axit-la-gi\/","title":{"rendered":"Amino axit l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, t\u00ednh ch\u1ea5t v\u00e0 vai tr\u00f2"},"content":{"rendered":"<p><strong>Amino axit l\u00e0 h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 t\u1ea1p ch\u1ee9c m\u00e0 trong ph\u00e2n t\u1eed ch\u1ee9a \u0111\u1ed3ng th\u1eddi nh\u00f3m amino (\u2013NH\u2082) v\u00e0 nh\u00f3m cacboxyl (\u2013COOH). Ch\u00ednh hai nh\u00f3m ch\u1ee9c tr\u00e1i d\u1ea5u n\u00e0y khi\u1ebfn amino axit v\u1eeba mang t\u00ednh axit, v\u1eeba mang t\u00ednh baz\u01a1 v\u00e0 tr\u1edf th\u00e0nh \u0111\u01a1n v\u1ecb c\u01a1 s\u1edf c\u1ea5u t\u1ea1o n\u00ean protein.<\/strong> \u0110\u00e2y l\u00e0 ki\u1ebfn th\u1ee9c tr\u1ecdng t\u00e2m c\u1ee7a ph\u1ea7n H\u00f3a h\u1ecdc h\u1eefu c\u01a1 l\u1edbp 12, th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n trong \u0111\u1ec1 ki\u1ec3m tra v\u00e0 \u0111\u1ec1 thi t\u1ed1t nghi\u1ec7p. Trong b\u00e0i d\u01b0\u1edbi \u0111\u00e2y, b\u1ea1n s\u1ebd n\u1eafm \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a, c\u1ea5u t\u1ea1o, danh ph\u00e1p, t\u00ednh ch\u1ea5t, vai tr\u00f2 sinh h\u1ecdc c\u1ee7a amino axit c\u00f9ng b\u1ed9 b\u00e0i t\u1eadp c\u00f3 l\u1eddi gi\u1ea3i chi ti\u1ebft \u0111\u1ec3 t\u1ef1 luy\u1ec7n.<\/p>\n<h2>Amino axit l\u00e0 g\u00ec?<\/h2>\n<p>Amino axit l\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 t\u1ea1p ch\u1ee9c, ph\u00e2n t\u1eed v\u1eeba ch\u1ee9a nh\u00f3m amino (\u2013NH\u2082) mang t\u00ednh baz\u01a1, v\u1eeba ch\u1ee9a nh\u00f3m cacboxyl (\u2013COOH) mang t\u00ednh axit. V\u00ec t\u1ed3n t\u1ea1i \u0111\u1ed3ng th\u1eddi hai nh\u00f3m ch\u1ee9c tr\u00e1i t\u00ednh ch\u1ea5t n\u00ean amino axit th\u1ec3 hi\u1ec7n t\u00ednh l\u01b0\u1ee1ng t\u00ednh \u0111\u1eb7c tr\u01b0ng. C\u00f4ng th\u1ee9c chung c\u00f3 d\u1ea1ng (H\u2082N)\u2093\u2013R\u2013(COOH)\u1d67, trong \u0111\u00f3 R l\u00e0 g\u1ed1c hydrocacbon. Amino axit \u0111\u01a1n gi\u1ea3n nh\u1ea5t l\u00e0 glyxin (H\u2082N\u2013CH\u2082\u2013COOH). Trong t\u1ef1 nhi\u00ean, c\u00e1c amino axit c\u1ea5u t\u1ea1o n\u00ean protein \u0111\u1ec1u l\u00e0 \u03b1\u2013amino axit, t\u1ee9c nh\u00f3m \u2013NH\u2082 g\u1eafn v\u00e0o nguy\u00ean t\u1eed cacbon s\u1ed1 2 (v\u1ecb tr\u00ed \u03b1) k\u1ec1 v\u1edbi nh\u00f3m \u2013COOH.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-571101\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-1.jpg\" alt=\"amino-axit-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>C\u1ea5u t\u1ea1o v\u00e0 danh ph\u00e1p c\u1ee7a amino axit<\/h2>\n<p>V\u1ec1 c\u1ea5u t\u1ea1o, ph\u00e2n t\u1eed amino axit g\u1ed3m ba ph\u1ea7n: nh\u00f3m amino (\u2013NH\u2082), nh\u00f3m cacboxyl (\u2013COOH) v\u00e0 g\u1ed1c R n\u1ed1i gi\u1eefa hai nh\u00f3m ch\u1ee9c. V\u1ecb tr\u00ed c\u1ee7a nh\u00f3m \u2013NH\u2082 so v\u1edbi nh\u00f3m \u2013COOH \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u b\u1eb1ng c\u00e1c ch\u1eef c\u00e1i Hy L\u1ea1p \u03b1, \u03b2, \u03b3\u2026 Do c\u00f3 c\u1ea3 nh\u00f3m cho v\u00e0 nh\u1eadn proton, amino axit th\u01b0\u1eddng t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng ion l\u01b0\u1ee1ng c\u1ef1c (mu\u1ed1i n\u1ed9i ph\u00e2n t\u1eed): nh\u00f3m \u2013COOH nh\u01b0\u1eddng H\u207a cho nh\u00f3m \u2013NH\u2082 \u0111\u1ec3 t\u1ea1o th\u00e0nh \u207aH\u2083N\u2013R\u2013COO\u207b.<\/p>\n<p>V\u1ec1 danh ph\u00e1p, amino axit c\u00f3 ba c\u00e1ch g\u1ecdi t\u00ean ph\u1ed5 bi\u1ebfn: t\u00ean thay th\u1ebf (axit + v\u1ecb tr\u00ed nh\u00f3m amino + t\u00ean axit cacboxylic t\u01b0\u01a1ng \u1ee9ng), t\u00ean b\u00e1n h\u1ec7 th\u1ed1ng (d\u00f9ng ch\u1eef \u03b1, \u03b2, \u03b3 \u0111\u1ec3 ch\u1ec9 v\u1ecb tr\u00ed) v\u00e0 t\u00ean th\u01b0\u1eddng quen thu\u1ed9c. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 amino axit ti\u00eau bi\u1ec3u.<\/p>\n<table border=\"1\" cellpadding=\"6\">\n<tbody>\n<tr>\n<td><strong>T\u00ean th\u01b0\u1eddng<\/strong><\/td>\n<td><strong>C\u00f4ng th\u1ee9c<\/strong><\/td>\n<td><strong>\u0110\u1eb7c \u0111i\u1ec3m<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Glyxin (Gly)<\/td>\n<td>H\u2082N\u2013CH\u2082\u2013COOH<\/td>\n<td>\u0110\u01a1n gi\u1ea3n nh\u1ea5t, c\u00f3 v\u1ecb h\u01a1i ng\u1ecdt<\/td>\n<\/tr>\n<tr>\n<td>Alanin (Ala)<\/td>\n<td>CH\u2083\u2013CH(NH\u2082)\u2013COOH<\/td>\n<td>\u03b1\u2013amino axit ph\u1ed5 bi\u1ebfn<\/td>\n<\/tr>\n<tr>\n<td>Valin (Val)<\/td>\n<td>(CH\u2083)\u2082CH\u2013CH(NH\u2082)\u2013COOH<\/td>\n<td>Amino axit thi\u1ebft y\u1ebfu<\/td>\n<\/tr>\n<tr>\n<td>Axit glutamic (Glu)<\/td>\n<td>HOOC\u2013(CH\u2082)\u2082\u2013CH(NH\u2082)\u2013COOH<\/td>\n<td>C\u00f3 2 nh\u00f3m \u2013COOH; mu\u1ed1i natri l\u00e0 b\u1ed9t ng\u1ecdt<\/td>\n<\/tr>\n<tr>\n<td>Lysin (Lys)<\/td>\n<td>H\u2082N\u2013(CH\u2082)\u2084\u2013CH(NH\u2082)\u2013COOH<\/td>\n<td>C\u00f3 2 nh\u00f3m \u2013NH\u2082; amino axit thi\u1ebft y\u1ebfu<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-571102\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-2.jpg\" alt=\"amino-axit-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>T\u00ednh ch\u1ea5t c\u1ee7a amino axit<\/h2>\n<p>Amino axit v\u1eeba mang t\u00ednh ch\u1ea5t c\u1ee7a m\u1ed9t ch\u1ea5t l\u01b0\u1ee1ng t\u00ednh, v\u1eeba c\u00f3 nh\u1eefng ph\u1ea3n \u1ee9ng \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1eebng nh\u00f3m ch\u1ee9c.<\/p>\n<ul>\n<li><strong>T\u00ednh l\u01b0\u1ee1ng t\u00ednh:<\/strong> ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c v\u1edbi c\u1ea3 axit m\u1ea1nh (nh\u1edd nh\u00f3m \u2013NH\u2082) v\u00e0 baz\u01a1 m\u1ea1nh (nh\u1edd nh\u00f3m \u2013COOH). V\u00ed d\u1ee5: H\u2082N\u2013CH\u2082\u2013COOH + HCl \u2192 ClH\u2083N\u2013CH\u2082\u2013COOH; H\u2082N\u2013CH\u2082\u2013COOH + NaOH \u2192 H\u2082N\u2013CH\u2082\u2013COONa + H\u2082O.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng este h\u00f3a:<\/strong> nh\u00f3m \u2013COOH t\u00e1c d\u1ee5ng v\u1edbi ancol (x\u00fac t\u00e1c HCl khan) t\u1ea1o este, t\u01b0\u01a1ng t\u1ef1 axit cacboxylic th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng c\u1ee7a nh\u00f3m \u2013NH\u2082:<\/strong> t\u00e1c d\u1ee5ng v\u1edbi axit nitr\u01a1 (HNO\u2082) gi\u1ea3i ph\u00f3ng kh\u00ed N\u2082.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng tr\u00f9ng ng\u01b0ng:<\/strong> nhi\u1ec1u ph\u00e2n t\u1eed amino axit k\u1ebft h\u1ee3p, t\u00e1ch b\u1edbt n\u01b0\u1edbc v\u00e0 h\u00ecnh th\u00e0nh li\u00ean k\u1ebft peptit (\u2013CO\u2013NH\u2013), t\u1ea1o n\u00ean peptit v\u00e0 protein.<\/li>\n<\/ul>\n<p>V\u1ec1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, amino axit l\u00e0 ch\u1ea5t r\u1eafn k\u1ebft tinh, kh\u00f4ng m\u00e0u, c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao v\u00e0 d\u1ec5 tan trong n\u01b0\u1edbc do t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng ion l\u01b0\u1ee1ng c\u1ef1c. Nhi\u1ec1u amino axit c\u00f3 v\u1ecb h\u01a1i ng\u1ecdt; mu\u1ed1i natri c\u1ee7a axit glutamic ch\u00ednh l\u00e0 b\u1ed9t ng\u1ecdt (m\u00ec ch\u00ednh) quen thu\u1ed9c trong \u1ea9m th\u1ef1c.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-571104\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-4.jpg\" alt=\"amino-axit-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Vai tr\u00f2 c\u1ee7a amino axit v\u1edbi protein v\u00e0 c\u01a1 th\u1ec3<\/h2>\n<p>Amino axit l\u00e0 \u0111\u01a1n v\u1ecb c\u1ea5u t\u1ea1o c\u01a1 b\u1ea3n c\u1ee7a protein \u2013 nh\u00f3m h\u1ee3p ch\u1ea5t thi\u1ebft y\u1ebfu cho m\u1ecdi ho\u1ea1t \u0111\u1ed9ng s\u1ed1ng. C\u00f3 kho\u1ea3ng 20 amino axit tham gia c\u1ea5u t\u1ea1o n\u00ean protein trong c\u01a1 th\u1ec3; ch\u00fang n\u1ed1i v\u1edbi nhau qua li\u00ean k\u1ebft peptit \u0111\u1ec3 t\u1ea1o chu\u1ed7i polypeptit v\u00e0 cu\u1ed9n g\u1eadp th\u00e0nh ph\u00e2n t\u1eed protein ho\u00e0n ch\u1ec9nh. M\u1ed9t s\u1ed1 amino axit \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 amino axit thi\u1ebft y\u1ebfu v\u00ec c\u01a1 th\u1ec3 ng\u01b0\u1eddi kh\u00f4ng t\u1ef1 t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c m\u00e0 ph\u1ea3i b\u1ed5 sung qua th\u1ee9c \u0103n nh\u01b0 th\u1ecbt, c\u00e1, tr\u1ee9ng, s\u1eefa, c\u00e1c lo\u1ea1i \u0111\u1eadu. Ngo\u00e0i vai tr\u00f2 sinh h\u1ecdc, amino axit c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong y h\u1ecdc (d\u1ecbch truy\u1ec1n, thu\u1ed1c b\u1ed5), c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m (b\u1ed9t ng\u1ecdt, ph\u1ee5 gia) v\u00e0 s\u1ea3n xu\u1ea5t t\u01a1 t\u1ed5ng h\u1ee3p.<\/p>\n<h2>B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng c\u00f3 l\u1eddi gi\u1ea3i<\/h2>\n<ul>\n<li><strong>B\u00e0i 1:<\/strong> Vi\u1ebft c\u00f4ng th\u1ee9c amino axit \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 g\u1ecdi t\u00ean. <em>L\u1eddi gi\u1ea3i:<\/em> \u0111\u00f3 l\u00e0 glyxin, c\u00f4ng th\u1ee9c H\u2082N\u2013CH\u2082\u2013COOH, ph\u00e2n t\u1eed ch\u1ec9 c\u00f3 m\u1ed9t nh\u00f3m \u2013NH\u2082 v\u00e0 m\u1ed9t nh\u00f3m \u2013COOH.<\/li>\n<li><strong>B\u00e0i 2:<\/strong> Gi\u1ea3i th\u00edch v\u00ec sao amino axit c\u00f3 t\u00ednh l\u01b0\u1ee1ng t\u00ednh. <em>L\u1eddi gi\u1ea3i:<\/em> v\u00ec ph\u00e2n t\u1eed ch\u1ee9a \u0111\u1ed3ng th\u1eddi nh\u00f3m \u2013NH\u2082 (nh\u1eadn proton, t\u00ednh baz\u01a1) v\u00e0 nh\u00f3m \u2013COOH (nh\u01b0\u1eddng proton, t\u00ednh axit) n\u00ean ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c v\u1edbi c\u1ea3 axit v\u00e0 baz\u01a1.<\/li>\n<li><strong>B\u00e0i 3:<\/strong> Cho glyxin l\u1ea7n l\u01b0\u1ee3t t\u00e1c d\u1ee5ng v\u1edbi HCl v\u00e0 NaOH, vi\u1ebft ph\u01b0\u01a1ng tr\u00ecnh. <em>L\u1eddi gi\u1ea3i:<\/em> H\u2082N\u2013CH\u2082\u2013COOH + HCl \u2192 ClH\u2083N\u2013CH\u2082\u2013COOH; H\u2082N\u2013CH\u2082\u2013COOH + NaOH \u2192 H\u2082N\u2013CH\u2082\u2013COONa + H\u2082O.<\/li>\n<li><strong>B\u00e0i 4:<\/strong> Nhi\u1ec1u ph\u00e2n t\u1eed amino axit tr\u00f9ng ng\u01b0ng t\u1ea1o ra s\u1ea3n ph\u1ea9m g\u00ec? <em>L\u1eddi gi\u1ea3i:<\/em> t\u1ea1o ra peptit v\u00e0 protein nh\u1edd li\u00ean k\u1ebft peptit (\u2013CO\u2013NH\u2013) v\u00e0 gi\u1ea3i ph\u00f3ng n\u01b0\u1edbc.<\/li>\n<li><strong>B\u00e0i 5 (tr\u1eafc nghi\u1ec7m):<\/strong> Amino axit ch\u1ee9a nh\u1eefng nh\u00f3m ch\u1ee9c n\u00e0o? A. \u2013OH v\u00e0 \u2013CHO. B. \u2013NH\u2082 v\u00e0 \u2013COOH. C. \u2013COOH v\u00e0 \u2013CHO. D. \u2013OH v\u00e0 \u2013NH\u2082. <em>\u0110\u00e1p \u00e1n:<\/em> B.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-571103\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-3.jpg\" alt=\"amino-axit-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/amino-axit-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>Amino axit l\u00e0 g\u00ec?<\/h3>\n<p>Amino axit l\u00e0 h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 t\u1ea1p ch\u1ee9c c\u00f3 ph\u00e2n t\u1eed ch\u1ee9a \u0111\u1ed3ng th\u1eddi nh\u00f3m amino (\u2013NH\u2082) v\u00e0 nh\u00f3m cacboxyl (\u2013COOH), l\u00e0 \u0111\u01a1n v\u1ecb c\u1ea5u t\u1ea1o n\u00ean protein.<\/p>\n<h3>V\u00ec sao amino axit c\u00f3 t\u00ednh l\u01b0\u1ee1ng t\u00ednh?<\/h3>\n<p>V\u00ec ph\u00e2n t\u1eed ch\u1ee9a c\u1ea3 nh\u00f3m \u2013NH\u2082 mang t\u00ednh baz\u01a1 v\u00e0 nh\u00f3m \u2013COOH mang t\u00ednh axit, n\u00ean v\u1eeba t\u00e1c d\u1ee5ng \u0111\u01b0\u1ee3c v\u1edbi axit m\u1ea1nh v\u1eeba t\u00e1c d\u1ee5ng \u0111\u01b0\u1ee3c v\u1edbi baz\u01a1 m\u1ea1nh.<\/p>\n<h3>Amino axit \u0111\u01a1n gi\u1ea3n nh\u1ea5t l\u00e0 ch\u1ea5t n\u00e0o?<\/h3>\n<p>L\u00e0 glyxin, c\u00f4ng th\u1ee9c H\u2082N\u2013CH\u2082\u2013COOH, ph\u00e2n t\u1eed ch\u1ec9 c\u00f3 m\u1ed9t nh\u00f3m amino v\u00e0 m\u1ed9t nh\u00f3m cacboxyl.<\/p>\n<h3>C\u00f3 bao nhi\u00eau amino axit c\u1ea5u t\u1ea1o n\u00ean protein?<\/h3>\n<p>C\u00f3 kho\u1ea3ng 20 amino axit tham gia c\u1ea5u t\u1ea1o protein, trong \u0111\u00f3 m\u1ed9t s\u1ed1 l\u00e0 amino axit thi\u1ebft y\u1ebfu ph\u1ea3i b\u1ed5 sung qua th\u1ee9c \u0103n.<\/p>\n<h3>Amino axit tr\u00f9ng ng\u01b0ng t\u1ea1o ra ch\u1ea5t g\u00ec?<\/h3>\n<p>Nhi\u1ec1u ph\u00e2n t\u1eed amino axit tr\u00f9ng ng\u01b0ng v\u1edbi nhau t\u1ea1o ra peptit v\u00e0 protein nh\u1edd li\u00ean k\u1ebft peptit v\u00e0 gi\u1ea3i ph\u00f3ng n\u01b0\u1edbc.<\/p>\n<h3>Amino axit c\u00f3 trong th\u1ef1c ph\u1ea9m n\u00e0o?<\/h3>\n<p>Amino axit c\u00f3 nhi\u1ec1u trong c\u00e1c th\u1ef1c ph\u1ea9m gi\u00e0u \u0111\u1ea1m nh\u01b0 th\u1ecbt, c\u00e1, tr\u1ee9ng, s\u1eefa v\u00e0 c\u00e1c lo\u1ea1i \u0111\u1eadu.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u00f3m l\u1ea1i, amino axit l\u00e0 h\u1ee3p ch\u1ea5t t\u1ea1p ch\u1ee9c ch\u1ee9a c\u1ea3 nh\u00f3m \u2013NH\u2082 v\u00e0 \u2013COOH, c\u00f3 t\u00ednh l\u01b0\u1ee1ng t\u00ednh, tham gia ph\u1ea3n \u1ee9ng este h\u00f3a v\u00e0 tr\u00f9ng ng\u01b0ng t\u1ea1o peptit \u2013 protein, \u0111\u1ed3ng th\u1eddi l\u00e0 \u0111\u01a1n v\u1ecb c\u1ea5u t\u1ea1o n\u00ean protein thi\u1ebft y\u1ebfu cho s\u1ef1 s\u1ed1ng. N\u1eafm v\u1eefng ph\u1ea7n ki\u1ebfn th\u1ee9c n\u00e0y s\u1ebd gi\u00fap b\u1ea1n h\u1ecdc t\u1ed1t h\u00f3a h\u1eefu c\u01a1 v\u00e0 h\u00f3a sinh. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam c\u00e1c b\u00e0i <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/axit-cacboxylic-la-gi\/\">axit cacboxylic l\u00e0 g\u00ec<\/a>, <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/ancol-la-gi\/\">ancol l\u00e0 g\u00ec<\/a> v\u00e0 <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/ankin-la-gi\/\">ankin l\u00e0 g\u00ec<\/a> tr\u00ean chuy\u00ean m\u1ee5c tin t\u1ee9c c\u1ee7a Ho\u00e0ng H\u00e0 Mobile.<br \/>\n<script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Amino axit l\u00e0 g\u00ec?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Amino axit l\u00e0 h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 t\u1ea1p ch\u1ee9c c\u00f3 ph\u00e2n t\u1eed ch\u1ee9a \u0111\u1ed3ng th\u1eddi nh\u00f3m amino (\u2013NH\u2082) v\u00e0 nh\u00f3m cacboxyl (\u2013COOH), l\u00e0 \u0111\u01a1n v\u1ecb c\u1ea5u t\u1ea1o n\u00ean protein.\"}},{\"@type\":\"Question\",\"name\":\"V\u00ec sao amino axit c\u00f3 t\u00ednh l\u01b0\u1ee1ng t\u00ednh?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"V\u00ec ph\u00e2n t\u1eed ch\u1ee9a c\u1ea3 nh\u00f3m \u2013NH\u2082 mang t\u00ednh baz\u01a1 v\u00e0 nh\u00f3m \u2013COOH mang t\u00ednh axit, n\u00ean v\u1eeba t\u00e1c d\u1ee5ng v\u1edbi axit m\u1ea1nh v\u1eeba t\u00e1c d\u1ee5ng v\u1edbi baz\u01a1 m\u1ea1nh.\"}},{\"@type\":\"Question\",\"name\":\"Amino axit \u0111\u01a1n gi\u1ea3n nh\u1ea5t l\u00e0 ch\u1ea5t n\u00e0o?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"L\u00e0 glyxin, c\u00f4ng th\u1ee9c H\u2082N\u2013CH\u2082\u2013COOH, ph\u00e2n t\u1eed ch\u1ec9 c\u00f3 m\u1ed9t nh\u00f3m amino v\u00e0 m\u1ed9t nh\u00f3m cacboxyl.\"}},{\"@type\":\"Question\",\"name\":\"C\u00f3 bao nhi\u00eau amino axit c\u1ea5u t\u1ea1o n\u00ean protein?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"C\u00f3 kho\u1ea3ng 20 amino axit tham gia c\u1ea5u t\u1ea1o protein, trong \u0111\u00f3 m\u1ed9t s\u1ed1 l\u00e0 amino axit thi\u1ebft y\u1ebfu ph\u1ea3i b\u1ed5 sung qua th\u1ee9c \u0103n.\"}},{\"@type\":\"Question\",\"name\":\"Amino axit tr\u00f9ng ng\u01b0ng t\u1ea1o ra ch\u1ea5t g\u00ec?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Nhi\u1ec1u ph\u00e2n t\u1eed amino axit tr\u00f9ng ng\u01b0ng v\u1edbi nhau t\u1ea1o ra peptit v\u00e0 protein nh\u1edd li\u00ean k\u1ebft peptit v\u00e0 gi\u1ea3i ph\u00f3ng n\u01b0\u1edbc.\"}},{\"@type\":\"Question\",\"name\":\"Amino axit c\u00f3 trong th\u1ef1c ph\u1ea9m n\u00e0o?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Amino axit c\u00f3 nhi\u1ec1u trong c\u00e1c th\u1ef1c ph\u1ea9m gi\u00e0u \u0111\u1ea1m nh\u01b0 th\u1ecbt, c\u00e1, tr\u1ee9ng, s\u1eefa v\u00e0 c\u00e1c lo\u1ea1i \u0111\u1eadu.\"}}]}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amino axit l\u00e0 h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 t\u1ea1p ch\u1ee9c m\u00e0 trong ph\u00e2n t\u1eed ch\u1ee9a \u0111\u1ed3ng th\u1eddi nh\u00f3m amino (\u2013NH\u2082) v\u00e0 nh\u00f3m cacboxyl (\u2013COOH). Ch\u00ednh hai nh\u00f3m ch\u1ee9c tr\u00e1i d\u1ea5u n\u00e0y khi\u1ebfn amino axit v\u1eeba mang t\u00ednh axit, v\u1eeba mang t\u00ednh baz\u01a1 v\u00e0 tr\u1edf th\u00e0nh \u0111\u01a1n v\u1ecb c\u01a1 s\u1edf c\u1ea5u t\u1ea1o n\u00ean protein. \u0110\u00e2y l\u00e0 ki\u1ebfn [&hellip;]<\/p>\n","protected":false},"author":102,"featured_media":571105,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"amino axit l\u00e0 g\u00ec","_yoast_wpseo_title":"Amino axit l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, t\u00ednh ch\u1ea5t v\u00e0 vai tr\u00f2","_yoast_wpseo_metadesc":"Amino axit l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u \u0111\u1ecbnh ngh\u0129a, c\u1ea5u t\u1ea1o, danh ph\u00e1p, t\u00ednh ch\u1ea5t l\u01b0\u1ee1ng t\u00ednh, vai tr\u00f2 v\u1edbi protein v\u00e0 b\u00e0i t\u1eadp amino axit c\u00f3 l\u1eddi gi\u1ea3i chi ti\u1ebft.","footnotes":""},"categories":[3910,30453],"tags":[],"class_list":["post-571082","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Amino axit l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, t\u00ednh ch\u1ea5t v\u00e0 vai tr\u00f2<\/title>\n<meta name=\"description\" content=\"Amino axit l\u00e0 g\u00ec? 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