>sp|B3QTX2|HIS7_CHLT3 Imidazoleglycerol-phosphate dehydratase OS=Chloroherpeton thalassium GN=hisB MPKRRARVTRKTKETDIAIELVLDGNGKYEIQSGIRFLDHMLESFSKHSRIDIALTCTGD VDVDDHHSIEDIAIVLGSAISQALGDKRGIQRYGWAIIPMDESLARAAIDLSGRSYLFFD AVFDRPTVSDLSTEMVEHFFFSLAEHLKANIHLEILHGKNTHHKVEALFKSLAVAMREAV KITSNEVLSTKGVI