±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1182  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ÄäÃû

ר¼Ò¹ËÎÊ (ÖøÃûдÊÖ)

±¾Ìû½öÂ¥Ö÷¿É¼û

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   ͬ·½Ïò¹ã²¥   ÉêÇëBioEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

wen1023tao

Í­³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

µÚ¶þÌâÉú»¯ÊéÉÏÖ±½ÓÓд𰸣¬²»ÐèÒª×ܽᣬ¾ÍûÓÐд̫Ïêϸ
4Â¥2012-03-03 23:25:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

xstarsky

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
1.Æðʼ¸´ºÏÎïÐγÉËùÐèµÄµ°°×ÖÊÒò×ӵIJîÒì
Ô­ºËÉúÎïÆðʼÒò×ÓÖ÷ÒªÓÐIF1,IF2,IF3µÈ3ÖÖ£¬¶øÕæºËÉúÎï¾ÍĿǰËùÖª£¬ÆðʼÒò×Ó¾ÍÓÐ9ÖÖ×óÓÒ£¬ÆäÖÐeIF2ÓÉ3¸öÑÇ»ù×é³É£¬¶øelF4°´Æä²ÎÓ븴ºÏÎïµÄ×÷Óò»Í¬Çø·ÖΪ4A,4B,4C,4E,4F¡£¶øÐγɵĸ´ºÏÎï4F³ÆÎªÃ±×ӽṹÒò×ÓelF4EÓëmRNAñ×ӽṹ½áºÏ¡£
2.Æðʼ¸´ºÏÎïÐγɹý³ÌµÄ´ÎÐò²îÒì
ÕæºËÉúÎïµ°°×Öʺϳɵ¶ûÆðʼ¹ý³Ì·ÖΪÈý²½£º43SÆðʼ¸´ºÏÎïµÄÐγɣ»48sÆðʼ¸´ºÏÎïµÄÐγɺÍ80sÆðʼ¸´ºÏÎïµÄÐγɡ£
1£©43sÆðʼ¸´ºÏÎïµÄÐγÉ
  Ð¡ÑÇ»ù40sºËÌÇÌåÊ×ÏÈÓëÆðʼÒò×ÓelF3ºÍelF4C½áºÏÉú³É43sºËÌÇÌ帴ºÏÎȻºóÔÙÓëelF2•GTP•Met-tRNAi¸´ºÏÎï½áºÏÐγÉ43sǰÆðʼ¸´ºÏÎï¡£¶øÔ­ºËÉúÎïÔÚÆðʼÒò×ÓIF1¡¢IF2¡¢IF3ºÍGTP´ÙʹÏÂÐγɸ´ºÏÎïºó£¬ÓëmRNA½áºÏÉú³É¸´ºÏÎïÔÙÓëfMet-TrnafMet ½áºÏÉú³É30sǰÆðʼ¸´ºÏÎï¡£
2£©48sÆðʼ¸´ºÏÎïµÄÐγÉ
  ÕæºËÉúÎï43sǰÆðʼ¸´ºÏÎïÓëmRNA½áºÏ³É48sǰÆðʼ¸´ºÏÎï¡£mRNA¸´ºÏÎﺬÓÐCPB1,elF4A¡¢elF4BºÍelF4F¡£ÔÚÓÐATPÌõ¼þÏ£¬ÕâЩÒò×ÓÒ»ÆðÉú³É¸´ºÏÎï¡£Ô­ºËÉúÎïÎ޴˲½Öè¡£
3£©80sÆðʼ¸´ºÏÎïµÄÐγÉ
  48sǰÆðʼ¸´ºÏÎïÉú³Éºó£¬ÔÚÑÓ³¤Òò×ÓelF5×÷ÓÃÏ£¬ÊͷųöelF2 •••••GDP •PiºÍelF3,elF4C,½Ó×Å60s´óÑÇ»ùºËÌÇÌå±ãÓëСÑÇ»ù½áºÏ¶øÉú³É80sÆðʼ¸´ºÏÎï¡£
3.ëÄÁ´ÑÓ³¤ºÍÖÕÖ¹¹ý³Ì
ÕæºËÉúÎïµ°°×Öʺϳɹý³ÌÖеÄëÄÁ´ÑÓ³¤£¬ÓÉÑÓ³¤Òò×ÓEF1¦Á¡¢EF1¦Â¦Ã×÷ÓÃϽøÐеġ£EF1¦ÁÓëGTP£¬°±»ùõ£-t RNAÐγɸ´ºÏÎ´Ùʹ°±õ£-t RNA½øÈëºËÌÇÌå¡£EF1¦Â¦Ã´ß»¯GDPÓëGTP½»»»£¬ÀûÓÚEF1¦ÁÑ­»·ÀûÓ᣶øÒÆÎ»ÊÇÓÉEF2×÷ÓýøÐеģ¬Ï൱ÓÚÔ­ºËÉúÎïµÄEF-G£¬Ëü´ß»¯GTPË®½âºÍÇý¶¯°±»ùõ£-t RNA´ÓAÎ»ÒÆµ½Pλ¡£
ÖÕÖ¹¹ý³ÌÓÉÊÍ·ÅÒò×ÓRFʶ±ðUAA»òUAG»òUGAÖÕÖ¹ÃÜÂë¡£ËüʹëÄõ£»ù×ªÒÆÃ¸±ä¹¹³É¾ßÓÐË®½âëÄõ£»ùÓët RNAÖ®¼äµÄõ¥¼ü£¬ÊͷųöкϳɵÄëÄÁ´£¬ÔÚÖÕÖ¹¹ý³ÌÖÐÐèGTP¹©ÄÜ¡£¶øÔ­ºËÉúÎïµÄÖÕÖ¹ÃÜÂë·Ö±ðÓÉRF1ºÍRF2ʶ±ð¡£

ÕæºËÉúÎïºÍÔ­ºËÉúÎïµ°°×ÖʺϳɵÄëÄÁ´ÑÓ³¤ºÍÖÕÖ¹¹ý³Ì·Ç³£ÏàËÆ£¬³ýÒò×ÓµÄÖÖÀàºÍÃû³Æ²»Í¬Í⣬ûÓиüÃ÷ÏԵIJî±ð¡£
2Â¥2012-03-03 22:01:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wen1023tao

Í­³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
kevinming(½ð±Ò+20): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ ºÜÓаïÖú£¬£¬Ð»Ð»ÄãµÄ´ð°¸ 2012-03-04 00:02:04
kevinming: »ØÌûÖö¥ 2012-03-04 00:03:32
²»Í¬£º
1¡¢Ô­ºËÊDZßת¼±ßºÏ³É£¬ÕæºËÊÇת¼ºóºÏ³É
2¡¢Ô­ºËת¼ºóºÜÉÙÓÐÐÞÊΣ¬ÕæºËÓÐ
3¡¢Ô­ºËת¼ºÍ·­Òë¶¼ÔÚϸ°ûÖÊÖУ¬¶øÕæºËת¼ÔÚºËÖУ¬·­ÒëÒ»°ãÔÚϸ°ûÖÊÖÐ
4¡¢ºÏ³ÉµÄµÚÒ»¸ö°±»ùËá²»Ò»Ñù£¬Ô­ºËµÄºÃÏñµ°°±Ëá¼×»ù»¯¹ý
5¡¢ºÏ³ÉµÄ¹¤¾ßºËÌÇÌåµÄ´óС²»Ò»Ñù
6¡¢ÆðʼºÍÖÕÖ¹¹ý³Ì²»Ò»Ñù£¬·­Òë¹ý³ÌÐèÒªµÄÄÜÁ¿Ò²²»Ò»Ñù
7¡¢×ªÂ¼ºÍ·­Òë¹ý³ÌµÄø²»Ò»Ñù
Ïàͬ£º
¶¼ÓɺËÌÇÌåºÏ³É£¬Ô­ÁÏÒ»Ñù£¬¶¼ÓÐת¼ºÍ·­ÒëÁ½¸ö¹ý³Ì×é³É£¬¹«ÓÃÒ»Ì×ÃÜÂë×Ó
Ô­ºË±í´ï×¢Ò⣺
1¡¢ÒªÓÃCDSÐòÁУ¬Ò²¾ÍÊÇÈ¥µôÄÚº¬×ÓÐòÁÐ
2¡¢Èںϱí´ïÊÇ×¢ÒâÊÇ·ñÐèҪȥµôÖÕÖ¹ÃÜÂë×ÓÒÔ¼°ÒÆÂëÍ»±ä
3¡¢ÓÃÇ¿Æô¶¯×ÓÆô¶¯±í´ï
5¡®Ã±:
ËüÓɼ׻ù»¯ÄñÜÕËá¾­½¹Á×ËáÓëmRNAµÄ5'Ä©¶ËºËÜÕËáÏàÁ¬£¬ÐγÉ5',5'-ÈýÁ×ËáÁ¬½Ó,ÈýÖÖÀàÐÍ(m7G5'ppp5'Np  ,  m7G5'ppp5'NmpNp  ,  m7G5'ppp5'NmpNmpNp)£¬ 5¡¯Ã±×ӵŦÄÜmRNA 5¡¯-¶Ëñ×ӽṹÊÇmRNA·­ÒëÆðʼµÄ±ØÒª½á¹¹£¬¶ÔºËÌÇÌå¶ÔmRNAµÄʶ±ðÌṩÁËÐźţ¬Ð­ÖúºËÌÇÌåÓëmRNA½áºÏ£¬Ê¹·­Òë´ÓAUG¿ªÊ¼¡£Ã±×ӽṹ¿ÉÔö¼ÓmRNAµÄÎȶ¨ÐÔ£¬±£»¤mRNAÃâÔâ5¡¯ ¡ú3¡®ºËËáÍâÇÐøµÄ¹¥»÷¡£
3¡¯Î²:
POLY-A    ·ÀÖ¹mRNA´Ó3¶Ë½µ½âRNA
3Â¥2012-03-03 23:24:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ¹¤¿Æ08ר˶»úе275Çóµ÷¼Á +3 AaAa7420 2026-04-02 3/150 2026-04-05 13:26 by jp9609
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤085600 310·ÖÇóµ÷¼Á +11 0856²ÄÁÏÓ뻯¹¤3 2026-04-04 13/650 2026-04-05 12:50 by 418490947
[¿¼ÑÐ] Çóµ÷¼Á +4 wos666 2026-04-03 4/200 2026-04-05 11:48 by arrow8852
[¿¼ÑÐ] µç×ÓÐÅÏ¢µ÷¼Á½»²æÑ§¿ÆÓÐÍÆ¼öÂð +6 jhtfeybgj 2026-04-01 9/450 2026-04-05 11:13 by Öí»á·É
[¿¼ÑÐ] 070300»¯Ñ§Ñ§Ë¶311·ÖÇóµ÷¼Á +7 Áº¸»¹óÏÕÖÐÇó 2026-04-04 7/350 2026-04-05 11:11 by imissbao
[¿¼ÑÐ] 283·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +29 ÂÞKAKA 2026-04-02 29/1450 2026-04-03 23:56 by userper
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖØÇì´óѧ085404£¬×Ü·Ö314·Ö£¬Çóµ÷¼Á +4 zf83hn 2026-04-03 4/200 2026-04-03 21:25 by à£à£à£0119
[¿¼ÑÐ] 266Çóµ÷¼Á +3 08µçÆø¹¤³Ì 2026-04-03 3/150 2026-04-03 14:05 by 1753564080
[¿¼ÑÐ] 320Çóµ÷¼Á +3 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-03 3/150 2026-04-03 11:40 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ò»Ö¾Ô¸ºþÄÏ´óѧÇóµ÷¼Á +5 À¶¼ãƬ 2026-04-02 6/300 2026-04-02 21:37 by dongzh2009
[¿¼ÑÐ] Çóµ÷¼ÁÇóµ÷¼Á +7 121. 2026-04-02 7/350 2026-04-02 19:15 by dick_runner
[¿¼ÑÐ] Ò»Ö¾Ô¸Ö£´ó²ÄÁϹ¤³Ì290Çóµ÷¼Á +20 Youth_ 2026-03-30 20/1000 2026-04-02 14:48 by 5896
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358 +3 cs0106 2026-04-02 5/250 2026-04-02 11:37 by olim
[¿¼ÑÐ] 348»·¾³¹¤³Ìµ÷¼Á +3 ÎâÑå׿24k 2026-04-01 3/150 2026-04-02 09:14 by nanaliuyun
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì£¬×Ü·Ö358 +4 cs0106 2026-04-01 4/200 2026-04-02 07:42 by ÉÐË®¸óÖ÷
[¿¼ÑÐ] 085602»¯Ñ§¹¤³Ì268·Ö¶×µ÷¼Á +8 ÔÂÕÕ»¨ÁÖ¡£ 2026-04-01 8/400 2026-04-01 22:08 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 340Çóµ÷¼Á +4 Ï£ÍûÈç´Ëi 2026-03-31 4/200 2026-03-31 16:40 by 690616278
[¿¼ÑÐ] Ó¢Ò»ÊýÒ»×Ü·Ö334Çóµ÷¼Á +4 ³ÂÑôÀ¤ 2026-03-31 4/200 2026-03-31 14:22 by ¼Çʱ¾2026
[¿¼ÑÐ] Ò»Ö¾Ô¸Öк£Ñó320»¯Ñ§¹¤³ÌÓë¼¼Êõѧ˶Çóµ÷¼Á +8 ÅûÐÇºÓ 2026-03-30 8/400 2026-03-31 08:53 by lbsjt
[¿¼ÑÐ] Çóµ÷¼Á +10 ¼Ò¼Ñ¼Ñ¼Ñ¼Ñ¼Ñ 2026-03-29 10/500 2026-03-30 18:34 by 544594351
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û