Cedrick Forum Fanatic

Topics: 322 Posts: 1,990
| | 08/29/06 - 04:03 PM  
 
   
 
|   #1 |
Peptide bond a.-has partial double-bond character b.-is ionized at physiologic pH c.-is cleaved by agents that denature proteins,such as organic solvents and high concentrations of urea d.-is stable to heating is strong acids e.-occurs most commonly in the the cis configuration

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| drpkaur Forum Guru

Topics: 196 Posts: 810
| | 08/29/06 - 05:06 PM  
 
   
 
|   #2 |
a is correct i think.. peptide bond is uncharged and polar...not cleaved by denaturing agents,only prolonged exposure leads to its hydrolysis and lastly it occurs in trans configuration.... am i right...
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| Cedrick Forum Fanatic

Topics: 322 Posts: 1,990
| | 08/29/06 - 07:04 PM  
 
   
 
|   #3 |
yes you are correct and thanks for the brief explanation
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| Cedrick Forum Fanatic

Topics: 322 Posts: 1,990
| | 08/29/06 - 07:05 PM  
 
   
 
|   #4 |
A
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| Cedrick Forum Fanatic

Topics: 322 Posts: 1,990
| | 08/29/06 - 07:05 PM  
 
   
 
|   #5 |

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| muzammil Forum Guru

Topics: 16 Posts: 665
| | 08/30/06 - 12:13 AM  
 
   
 
|   #6 |
gud explnation pkaur
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| ManuNastai
| | 08/30/06 - 01:26 AM  
 
   
 
|   #7 |
It's a very complicated explination 2 electrons tend to migrate from the Nitrogen's outer orbitals to the former single bond between N and C of the peptide bond and 2 e- from the double bond C=O tend to move in the outer orbitals of O making it O-. So, the peptide bod is always shifting from double to single bond, making it not a single, nor a double, but a partially double bond. It was very chalenging to try to explain this...
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