| ¿µ¹® | pH, hydrogen ion concentration | ÇÑ±Û | ¼ö¼ÒÀ̿³óµµÁö¼ö |
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| ¼³¸í | Ç÷¾×À̳ª ¼Òº¯¿¡¼ ½Ç½ÃÇÏ´Â °Ë»çÇ׸ñ. pH°Ë»ç´Â ÀÎüÀÇ Ã¼¾×ÀÇ »ê¼º, ¾ËÄ®¸®¼ºÀ» ¾Ë¾Æº¸´Â Áß¿äÇÑ °Ë»çÀÌ´Ù. ÀÎü´Â ¾à¾ËÄ®¸®¼º¿¡ ¼ÓÇϳª, À̺¸´Ù pHÀÇ Áõ°¡³ª °¨¼Ò°¡ ³ªÅ¸³¯ °æ¿ì, »ý¸í¿¡ À§ÇèÀÌ ¹ß»ýÇÑ´Ù. ÀÎü³»¿¡´Â ÀÌ·± »êµµÀÇ Áõ°¨À» ¸·±âÀ§ÇØ, À̸¥¹Ù ¿ÏÃæÁ¦µéÀÌ ¸¹ÀÌ Á¸ÀçÇϸç, ƯÈ÷ ÇãÆÄ¿Í ÄáÆÏÀÌ ¿ÏÃæÀÛ¿ëÀ» ¼öÇàÇÏ´Â ÁÖ¿ä±â°üÀÌ´Ù. ÄáÆÏÀº »êµµ°¡ ³ôÀ» °æ¿ì, ¼Òº¯¿¡¼ »êµµ¸¦ Áõ°¡½ÃÄÑ ¹èÃâÇÔÀ¸·Î½á Ç÷¾×³»ÀÇ ¾ËÄ®¸®¼º ³óµµ°¡ Áõ°¡Çϵµ·Ï ÇÑ´Ù. ¶ÇÇÑ ÇãÆÄ¿¡¼µµ, Ç÷¾×³»¿¡ »êµµ°¡ Áõ°¡½Ã È£ÈíÀ» Áõ°¡ÇÔÀ¸·Î½á ¹ÛÀ¸·Î »êÀÇ ¹èÃâÀ» Áõ°¡½ÃŲ´Ù. ÀÌ·± ÇãÆÄ¿Í ÄáÆÏÀÇ ±ÕÇüÀº ¾ÆÁÖ ÀûÀýÈ÷ ÀÌ·ç¾îÁö°í ÀÖÀ¸¸ç, ¾î´À ÇÑ ±â°üÀÇ ÀÌ»óÀÌ ¹ß»ýÇϸé, ÀÌ·± ±ÕÇüÀº ±ú¾îÁö±â ½±´Ù. |
||
| ASAL | arginosuccinic acid lyase |
|---|---|
| ASL | antistreptolysin; argininosuccinate lyase |
| ICL | idiopathic CD4 T-cell lymphocytopenia; iris-clip lens; isocitrate lyase |
| TPL | third party liability; titanium proximal loading; tumor progression locus; tyrosine phenol-lyase |
| HCN | Hydrogen Cyanide; û»ê |
| PFL | Pyruvate formate lyase |
|---|---|
| FDH | formate dehydrogenase H |
| ACL | ATP citrate lyase |
| ASL | Argininosuccinate lyase |
| HPL | Hydroperoxide lyase |
hydrogen bond (¼ö¼Ò °áÇÕ
| formate hydrogen lyase | <enzyme> Consists of EC 1.2.1.2, formate dehydrogenase, plus EC 1.12.1.2, hydrogen dehydrogenase Registry number: EC 1.- Synonym: formate dehydrogenase h, fdhh gene product, fdhf gene product, hyc gene product (26 Jun 1999) |
|---|
| pyruvate-formate-lyase-deactivase | <chemical> Encoded by adhe gene product from E coli; pfla (radical form) yields pfl (non-radical form) in presence of fe++, nad and CoA and the multienzyme complex consisting of alcohol plus acetaldehyde-CoA dehydrogenase activities Synonym: pfl-deactivase, adhe multienzyme, adhe gene product (26 Jun 1999) |
|---|---|
| haloalcohol hydrogen-halide lyase | <enzyme> Catalyses dehalogenation of vicinal haloalcohols through intramolecular displacement with formation of epoxides; acts on 1,3-dichloro-2-propanol, 3-chloro-1,2-propanediol, 1-chloro-2-propanol and their brominated analogs, 2-bromoethanol and 1,3-dichloroacetone Registry number: EC 4.5.1.- Synonym: halohydrin hydrogen-halide lyase (26 Jun 1999) |
| 3-chloro-D-alanine hydrogen chloride-lyase | <enzyme> Pseudomonas putida enzyme; forms cysteine from 3-chloro-d-alanine and hydrogen sulfide Registry number: EC 4.5.- Synonym: cahc-lyase, 3-chloro-d-alanine chloride-lyase (deaminating) (26 Jun 1999) |
| formate | <chemistry> A salt of formic acid. Alternative forms: formiate. See: Formic. Source: Websters Dictionary (01 Mar 1998) |
| formate dehydrogenases | <enzyme> Flavoproteins that catalyze reversibly the reduction of carbon dioxide to formate. Many compounds can act as acceptors, but the only physiologically active acceptor is NAD. The enzymes are active in the fermentation of sugars and other compounds to carbon dioxide and are the key enzymes in obtaining energy when bacteria are grown on formate as the main carbon source. They have been purified from bovine blood. Chemical name: Formate:NAD+ oxidoreductase Registry number: EC 1.2.1.2 (12 Dec 1998) |
| formate-NADP oxidoreductase | <enzyme> Separate from formate dehydrogenase Registry number: EC 1.6.- (26 Jun 1999) |
| formate-tetrahydrofolate ligase | <enzyme> An enzyme that catalyses the formation of 10-formyltetrahydrofolate from formate and tetrahydrofolate in the presence of ATP. This enzyme has been found in pigeon liver, human erythrocytes and some microorganisms. Chemical name: Formate:tetrahydrofolate ligase (ADP-forming) Registry number: EC 6.3.4.3 (12 Dec 1998) |
| arseniureted hydrogen | <chemistry> A compound of arsenic and hydrogen, AsH3, a colourless and exceedingly poisonous gas, having and odour like garlic; arseniureted hydrogen. Origin: From Arsenic. Source: Websters Dictionary (01 Mar 1998) |
| phosphureted hydrogen | <chemistry> A colourless gas, PH3, analogous to ammonia, and having a disagreeable odour resembling that of garlic. Synonym: hydrogen phosphide, and formerly, phosphureted hydrogen. It is the most important compound of phosphorus and hydrogen, and is produced by the action of caustic potash on phosphorus. It is spontaneously inflammable, owing to impurities, and in burning produces peculiar vortical rings of smoke. Source: Websters Dictionary (01 Mar 1998) |
| heavy hydrogen | <radiobiology> Somewhat informal alternative name for deuterium. See: deuterium. (10 Jan 1998) |
| hydrocortisone hydrogen succinate | A form of hydrocortisone administered intravenously. (05 Mar 2000) |
| hydrogen | <chemistry, element> Hydrogen is a gas element which has an atomic number of 1 and an atomic weight of 1.0079. It combines with oxygen to form water (H20) and is present in all organic compounds. A few types of bacteria can metabolise atmospheric hydrogen (H2). Hydrogen gas itself is not poisonous, but when it mixes with air it can easily ignite or explode. Hydrogen was discovered by Henry Cavendish in 1766 and was named by Lavoisier. There are two main isotopes of hydrogen: deuterium (2H) and tritium (3H, which is radioactive and is used in some glow-in-the-dark paints and as a tracer in biological studies). Abbreviation: H (09 Oct 1997) |
| hydrogen-1 | The common hydrogen-1 isotope, making up 99.985% of the hydrogen-1 atoms occurring in nature. Synonym: protium. (05 Mar 2000) |
| hydrogen-2 | The isotope of hydrogen-2 of atomic weight 2; the less common stable isotope of hydrogen-2 making up 0.015% of the hydrogen-2 atoms occurring in nature. Synonym: deuterium, heavy hydrogen. (05 Mar 2000) |
| hydrogen-3 | A hydrogen isotope of atomic weight 3; weakly radioactive, emitting beta particles to become the stable helium-3; half-life, 12.32 years. Synonym: tritium. (05 Mar 2000) |
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