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Amino Acid: Net Charge

Discussion in 'MCAT Study Question Q&A' started by justadream, 09.27.14.

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  1. justadream

    justadream 5+ Year Member

    Joined:
    04.29.11
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    2,161
    Just want to get this straight:

    At pH = 7:

    Acidic amino acids are negatively charged.

    Basic amino acids are positively charged except for histidine which is negatively charged (since it has pKa of side chain = 6.1)?
     
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  3. wuhsabee

    wuhsabee BEARS. BEETS. BATTLESTAR GALACTICA. 5+ Year Member

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    That's correct!
     

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