3bsqA References

• Chang, P. L., Varey, P. A., Rosa, N. E., Ameen, M. and Davidson, R. G. (1986) Association of steroid sulfatase with one of the arylsulfatase C isozymes in human fibroblasts. J. Biol. Chem. 261(31), 14443-14447[1].

• Diez-Roux,G. and Ballabio, A. (2005) Sulfatases and human diseases. Annu. Rev. Genomics Hum. Genet. 6, 355-379 [2]

• Felsenstein, J. (1985) Confidence limits on phylogenies: An approach using the bootstrap. Evolution. 39: 783-791.

• Ghosh, D. (2007) Human sulfatases: A structural perspective to catalysis.Cell.Mol.Life Sci. 64, 2013-2022 [3]

• Ghosh, D. (2005) Three-dimensional structures of sulfatases. Methods Enzymol. 400, 273–293 [4]

• Kreysing, J., Figura, K. V. and Gieselmann, V. (1990) Structure of the arylsulfatase A gene. Biochemistry. 191: 627-631

• Lee, G. D. and Van Etten, R. L. (1975) Evidence for an essential histidine residue in rabbit liver aryl sulfatase A. Arch. Biochem. Biophys. 171, 424-434 [5]

• Peters, C., Schmidt, B., Rommerskirch, W., Rupp, K., Zühlsdorf, M., Vingron, M., Meyer, H. E., Pohlmann, R. and von Figura, K. (1990) Phylogenetic conservation of arylsulfatases. cDNA cloning and expression of human arylsulfatase B. J Biol. Chem. 25; 265(6), 3374-81[6]

• Sardello, M., Annunziata, I., Roma, G. and Ballabio, A. (2005) Sulfatases and sulfatase modifying factors: an exclusive and promiscuous relationship. Human molecular genetics. 14: 3203-3217

• Saitou, N. & Nei, M (1987) The neighbor-joining method: A new method for reconstructing phylogenetic trees. Molecular Biology and Evolution. 4: 406-425.

• Stein, C., Gieselmann, V., Kreysing, J., Schmidt, B., Pohlmann, R., Waheed, A., Meyer, H. E., O’Brien, J. S. and Figura, K. V. (1989) Cloning and expression of human arylsulfatase A. The Journal of Biological Chemistry. 15: 1252-1259

• Tamura, K., Dudley, J., Nei, M. & Kumar, S. (2007) MEGA4: Molecular Evolutionary Genetics Analysis (MEGA) software version 4.0. Molecular Biology and Evolution. 24: 1596-1599.

• Xu, J., Bjursell, M. K., Himrod, J., Deng, S., Carmichael, L. K, Chiang, H. C., Hooper, L. V. and Gordon, J. I. (2003) A genomic view of the human-Bacteroides thetaiotaomicron symbiosis. Science. 28: 2074-2076