USMLE ROAD MAP BIOCHEMISTRY – PART 2 docx

... cyanosis. Chapter 2: Protein Structure and Function 17 N PO 2 in tissues PO 2 in lungs 100 80 60 40 20 0 0 20 40 60 80 100 120 140 Percent O 2 saturation PO 2 (mm Hg) Myoglobin Hemoglobin Figure 2 5 . Oxygen ... Biochemistry N Peptide substrate I OH CH 2 O CNH Chymotrypsin II OH H 1 1 1 2 2 2 III OH CH 2 O COH O CH 2 O H 2 N H 2 N C Figure 3 2 . Reaction mechanism...

Ngày tải lên: 13/08/2014, 07:20

... composition. 40 USMLE Road Map: Biochemistry N Steroid nucleus CH 3 HO AB CD CH 3 CH 3 CH 2 CH 2 CH 2 CH 3 CH 3 CH CH 23 22 24 27 26 25 21 2 1 3 4 5 6 7 8 14 15 16 20 17 11 19 10 9 12 18 13 Figure 4–3 . Structure ... 43 N O H C HCOH HOCH HCOH HC OH 6 41 1 2 3 4 5 6 2 3 CH 2 OH CH 2 OH H H OH O C HC OH 2 5 6 CH 2 OH A B β-D-Glucose OH H H OH H HO 1 CH 2...

Ngày tải lên: 13/08/2014, 07:20

... regulation of, 3 3–3 4 catalysis mechanisms, 2 7 2 8, 28 f catalytic of reactions by, 2 6 2 7, 27 f clinical problems/solutions, 3 4–3 6 classification, 2 5 2 6, 26 t coenzymes and cofactors, 32, 33t covalent ... (splicing), 16 3–1 64, 163f structure, 16 0–1 61 transcription, 16 1–1 62, 162f example of anticipation, 193 Tumor necrosis factor-α (TNF-α), 20 7 Tumor-promoti...

Ngày tải lên: 13/08/2014, 07:20

... otherwise. DOI: 10.1036/00714 420 57 USING THE USMLE ROAD MAP SERIES FOR SUCCESSFUL REVIEW What is the Road Map Series? Short of having your own personal tutor, the USMLE Road Map Series is the best ... ion, OH – . H 2 O → ← H + + OH – 1. This dissociation is reversible and is defined by the equilibrium constant, K eq . K eq = [H + ][OH - ] [H 2 O] K a = [H + ][A...

Ngày tải lên: 13/08/2014, 07:20

... (glycogenolysis). 2. Glycogen stores serve as an easily mobilized source of glucose to provide for the short-term needs of the body. 78 USMLE Road Map: Biochemistry N Table 6 2 . Regulators of ... to ribose 5-phosphate (Figure 6–3 ). a. Ribose 5-phosphate provides the ribose and deoxyribose sugars found in nucleotides. 76 USMLE Road Map: Biochemistry N Table 6–1 . Energy yi...

Ngày tải lên: 13/08/2014, 07:20

... NAD + + FAD + GDP + P i → 3 CO 2 + 4 NADH + 4 H + + FADH 2 + GTP 2. One of the carbons of pyruvate is released as CO 2 during the formation of acetyl CoA. 92 USMLE Road Map: Biochemistry N THIAMINE ... portion of fructose to be excreted in the urine. 86 USMLE Road Map: Biochemistry N CLINICAL CORRELATION CLINICAL CORRELATION 1 02 USMLE Road Map: Biochemistry N 5...

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... CoA (C16) CH 3 (CH 2 ) 12 β CH 2 α CH 2 C O S CoA Myristoyl CoA (C14) CH 3 (CH 2 ) 12 C O S CoA + CH 3 C O S CoA CH 3 (CH 2 ) 12 CH CH C O S CoA FAD NAD + H 2 O CoA C 12 C10 C18 C6 C4 Acetyl CoA (C2) Cycle ... Phosphate ATP ATP CO 2 Citrulline Argininosuccinate synthetase Argininosuccinate Argininosuccinate lyase Arginine Aspartate AMP + PP i Arginase Ornithine Urea Fumar...

Ngày tải lên: 13/08/2014, 07:20

... Single-stranded breaks 2. In this case, which repair mechanism is most likely defective? A. Base excision repair B. Mismatch repair 164 USMLE Road Map: Biochemistry N 2. The tRNAs are 6 5–1 10 nucleotides ... (see Chapter 12) . 1 62 USMLE Road Map: Biochemistry N RNA Pol II Holoenzyme Non-template DNA strand Template DNA strand Topoisomerase Nascent hnRNA 5' 3' Sy...

Ngày tải lên: 13/08/2014, 07:20

... same data. 2pq = 2( 0. 02) (0.98) = 0.03 92 or 3.9% q = A 1 25 00 = 20 .0004 = 0. 02, and: p = 1- q = 1- 0. 02 = 0.98 194 USMLE Road Map: Biochemistry N Males A (p) A (p) a (q) a (q) AA (p 2 ) Aa (pq) A (pq) aa (q 2 ) Females Figure ... retardation. 186 USMLE Road Map: Biochemistry N Male Female Affected Unaffected Deceased Obligate carrier Marriage or mating Consanguin...

Ngày tải lên: 13/08/2014, 07:20

Ngày tải lên: 13/12/2013, 19:15