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. 2019 Aug 30;15(8):e1007327. doi: 10.1371/journal.pcbi.1007327

Table 4. Bending stiffness, Kbend, and torsional rigidity, Ktwist, of intra- and inter-tubulin interfaces, inferred from NMA.

Mode 1st (twist) 2nd (bend)
PDB id Nucleotide Interface torsional rigidity,
×10−28 Nm2 		bending stiffness,
×10−28 Nm2
3J6F GDP intra 2.99 4.57
3J6E GTP intra 1.78 3.97
3J6F GDP inter 3.82 6.56
3J6E GTP inter 0.99 1.62