Fig 4.tif (142.33 kB)
The Greenland shark Somniosus microcephalus—Hemoglobins and ligand-binding properties - Fig 4
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posted on 2017-10-12, 17:58 authored by Roberta Russo, Daniela Giordano, Gianluca Paredi, Francesco Marchesani, Lisa Milazzo, Giovanna Altomonte, Pietro Del Canale, Stefania Abbruzzetti, Paolo Ascenzi, Guido di Prisco, Cristiano Viappiani, Angela Fago, Stefano Bruno, Giulietta Smulevich, Cinzia VerdeTransient absorbance at 436 nm after nanosecond photolysis of S. microcephalus Hb 1-CO (A), Hb 2-CO (B) and Hb 3-CO (C) at pH 7.4, 25°C, equilibrated with 0.1 and 1 atm CO (grey line). N(t) denotes the fraction of deoxy molecules (normalised absorption change). The black curves are the result of a fit with a sum of two stretched exponential and two exponential relaxations. The corresponding fractions of R and T forms and their binding rate constants are reported in Table 4.
