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. 1999 Apr 27;96(9):4892–4897. doi: 10.1073/pnas.96.9.4892

Table 2.

rms deviations (Å) of equivalent alpha carbons show close structural similarities among RRM domains

RRM SXL RRM1 SXL RRM2
SXL RRM2 0.9
hnRNP A1 RRM1 (11) 1.4 1.5
hnRNP A1 RRM2 (11) 1.9 1.9
U1A (37) 1.1 1.1
U2B" (10) 1.1 1.1

Residues Asn-126–Arg-158, Val-171–Val-191, Lys-194–Ala-201, Asn-212–Arg-220, Thr-223–Asp-245, Arg-252–Ile-276, and Gln-282–Ala-289 of SXL RRM1 +2 were used for the comparisons.