4x4v B 33 2.6 URS000080E308_9606 25640237 9606 ggcgcugcgggguucgaguccccgcaggccacc <<<.<<<<<<<<.......>>>>>>>>>>>... (((.((((((((.......)))))))))))... Crystal structure of the A.fulgidus CCA-adding enzyme in complex with a human MenBeta minihelix ending in CCACC and AMPcPP; Human MenBeta minihelix ending in CCACC