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Ribose methylated nucleotides of S. cerevisiae SSU
rRNA and equivalent nucleotides in E. coli. The snoRNA responsible for
guiding a particular modification in yeast is also included.
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S. cerevisiae
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E. colic
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snoRNA
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Modified position in 18S [U53879]a
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The modified position reported in
several older publicationsb
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The modified position is reported
with following number in Lowe Database (July
2006 version)
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snR74
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Am28
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A33
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snR51
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Am100
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A116
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U14
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Cm414
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C342
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snR52
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Am420
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G348
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snR87
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Am436
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A364
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snR41
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Am541
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A495
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snR77
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Um578
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U531
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snR47
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Am619
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A572
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snR53
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Am796
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-d
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snR54
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Am974
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975
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973
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G763
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snR79
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Cm1007
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1008
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1006
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C796
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snR41
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Gm1126
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1127
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1123
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G902
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snR55
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Um1269
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1267
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1265
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U1049
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snR40
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Gm1271
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1269
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1267
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C1051
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snR56
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Gm1428
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1427
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1425
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A1197
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snR57
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Gm1572
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1571
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1570
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U1335
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snR70
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Cm1639
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1638
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1637
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m4Cm1402
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a Sequence from Johnston, M., L. Hillier, L. Riles, K. Albermann, B. Andre, W. Ansorge, V. Benes, M. Bruckner, H. Delius, E. Dubois, A. Dusterhoft, K. D. Entian, M. Floeth, A. Goffeau, U. Hebling, K. Heumann, D. Heuss-Neitzel, H. Hilbert, F. Hilger, K. Kleine, P. Kotter, E. J. Louis, F. Messenguy, H. W. Mewes, J. D. Hoheisel, and et al. 1997. accessible at the Saccharomyces Genome Database (Issel-Tarver, L., K. R. Christie, K. Dolinski, R. Andrada, R. Balakrishnan, C. A. Ball, G. Binkley, S. Dong, S. S. Dwight, D. G. Fisk, M. Harris, M. Schroeder, A. Sethuraman, K. Tse, S. Weng, D. Botstein, and J. M. Cherry. 2002.), secondary structure annotated at the Gutell
lab Comparative RNA website (Cannone, J. J., S. Subramanian, M. N. Schnare, J. R. Collett, L. M. D'Souza, Y. Du, B. Feng, N. Lin, L. V. Madabusi, K. M. Muller, N. Pande, Z. Shang, N. Yu, and R. R. Gutell et al., 2002.)
bPublications such as Bakin and Ofengand, 1995 and others that refer to that one for the sequence and numbering of rRNA.
cNumbering as used in PDB entry 2AVY. Modified nucleotides are
indicated according to sequence (Genbank entry J01695) annotated at the Gutell
lab Comparative RNA website.
a,cAligned using data from the rRNA WWW server.
dAn equivalent nucleotide is not present in 16 S rRNA; it is in eukaryotic expansion segment #6 (ES6), see Gerbi, S.A. 1996. Expansion segments: Regions of variable size that interrupt the universal core secondary structure of ribosomal RNA. In Ribosomal RNA—Structure, evolution, processing, and function in protein synthesis (eds. R.A. Zimmermann and A.E. Dahlberg), pp.71-87. CRC Press, Boca Raton, FL; Alkemar and Nygård, 2003;
Alkemar and Nygård, 2004; Alkemar and Nygård, 2006; Clark, C. G., B. W. Tague, V. C. Ware, and S. A. Gerbi, 1984.
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