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. 2005 Mar;14(3):735–742. doi: 10.1110/ps.041139505

Table 1.

Chemical exchange parameters for Ile 23, Asn 25, Thr 55, and Val 70 of ubiquitin

Residue Φex (104 sec−2) kex (sec−1) R20 (sec−1) (11.7 T) R20 (sec−1) (14.1 T)
Ile 23 8.1 ± 1.0 23200 ± 2700 10.2 ± 0.1 11.1 ± 0.1
Asn 25 15.9 ± 2.2 23200 ± 2200 10.5 ± 0.7 11.5 ± 0.7
Thr 55 4.1 ± 1.2 25000 ± 6000 9.0 ± 0.2 9.8 ± 0.2
Val 70 5.9 ± 0.9 26000 ± 4000 10.3 ± 0.1 11.2 ± 0.1