CheckConSurfDB. You may read the explanation of the method and the full data available from ConSurf.
Categories: DNA-directed RNA polymerase | Vibrio cholerae | Freeman, L. | Joachimiak, A. | MCSG, Midwest Center for Structural Genomics. | Wu, R. | Zhang, R. | Dna-directed rna polymerase | Mcsg | Midwest center for structural genomic | Nucleotidyltransferase | Protein structure initiative | Psi | Structural genomic | Transcription | Transferase