problemset_1_solutions_fa09 - Glucose + P = glucose...

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MCB 450 Problem Set #1 – Solutions 1. pH = pK + log [A - ]/[HA] 6.8 = 7.2 +log [HPO 4 2- ]/[H 2 PO 4 - ] -0.4 = log [HPO 4 2- ]/[H 2 PO 4 - ] l0 -0.4 = [HPO 4 2- ]/[H 2 PO 4 - ] 0.398 = [HPO 4 2- ]/[H2PO 4 - ] 2. pH = pK + log [A - ]/[HA] 3.0 = 2.15 +log [H 2 PO 4 - ]/[H 3 PO 4 ] 0.85 = log [H 2 PO 4 - ]/[H 3 PO 4 ] l0 0.85 = [H 2 PO 4 - ]/[H 3 PO 4 ] 7.08 = [H 2 PO 4 - ]/[H 3 PO 4 ] pH = pK + log [A - ]/[HA] 2.0 = 2.15 +log [H 2 PO 4 - ]/[H 3 PO 4 ] -0.15 = log [H 2 PO 4 - ]/[H 3 PO 4 ] l0 -0.15 = [H 2 PO 4 - ]/[H 3 PO 4 ] 0.71 = [H 2 PO 4 - ]/[H 3 PO 4 ] 3. Cre P + H 2 O = Cre + P -43.3 kJ/mol ADP + P = ATP + H 2 O +30.5 kJ/mol Cre P + ADP = Cre + ATP -12.8 kJ/mol ATP + H 2 O = ADP + P -30.5 J/mol
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Unformatted text preview: Glucose + P = glucose 6-phosphate +13.9 kJ/mol Glucose + ATP = Glucose 6-phosphate + ADP-16.6 kJ/mol Glucose 6-phosphate + H 2 O = glucose + phosphate -13.9 kJ/mol Glucose + phosphate = Glucose 1-phosphate + H 2 O +21.0 kJ/mol Glucose 6-phosphate = Glucose 1-phosphate+7.1 kJ/mol 4. ∆ G' = ∆ G o ' + RT ln [ADP][P]/[ATP] = -30.5 + 0.008314 x 310 ln [0.0013][0.0048]/[0.0034] = -46.7 kJ/mol 5. Val-Thr-Ala-Arg-Ser-Met-Tyr-Gly...
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This note was uploaded on 10/20/2010 for the course MCB 01 taught by Professor Mintel during the Summer '09 term at University of Illinois, Urbana Champaign.

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