Table 1.
Low power spectrum (cm−1)b | High power spectrum (cm−1)b | Vibrational Assignmenta | Local coordinate |
---|---|---|---|
419 | _ | δ(Fe-O2) | Fe-O2 bend |
570 | _ | ν(Fe-O2) | Fe-O2 stretch |
677 | 667 | ν7 | ν(pyr deform)sym |
754 | 747 | ν15 | ν(pyr breathing) |
_ | 970 | γ(CαH=)? | |
1128 | 1123 | ν5 | ν(Cβ-methyl) |
_ | 1248 | ν13 or ν42 | δ(CmH) |
1311 | _ | ν21 | δ(CmH) |
1374 | 1370 | ν4 | ν(pyr half-ring)sym |
1398 | 1392 | ν20 | ν(pyr quarter-ring) |
1549 | 1543 | ν11 | ν(CβCβ) |
1582 | 1576 | ν37 | ν(CβCm)asym |
1638 | 1629 | ν10 | ν(CβCm)asym |