Table 1. The effect of protein residues on site energies of CLA606 and CLA607.

Temperature	Cofactors	Site energies* in different environments
		Protein	Charged residues	Neutral residues
300 K	CLA606	−0.036	−0.0252	−0.0093
	CLA607	−0.0092	−0.0046	−0.0047
77 K	CLA606	−0.0406	−0.024	−0.0154
	CLA607	−0.0109	−0.0062	−0.0033

^*ΔE=E_PSII−E_vacuum