Table 1.
1H chemical shifts of CYP-1-CO bound 1 methyls as a function of Pdxr binding (298 K). Calculated shifts are obtained using the SHIFTS program14 with PDB entry 3CPP. The difference between observed and calculated shifts (δcalc−δobs) are shown in parentheses next to δobs.
methyl | 13C δobs | 1Hδcalc | 1Hδobs, no Pdx | 1Hδobs + 3 eq. Pdxr |
---|---|---|---|---|
8-CH3 | 21.1 | 0.51 | −0.33 (−0.84) | 0.20 (−0.31) |
9-CH3 | 18.8 | −1.38 | −1.22 (+0.16) | −1.48 (−0.08) |
10-CH3 | 10.4 | 0.22 | 0.02 (−0.20) | 0.06 (−0.04) |