Sentence examples for it is actually unknown from inspiring English sources

Although activation-loop Y residues of HIPKs were found phosphorylated in different conditions  [42 44], it is actually unknown whether they are phosphorylated by upstream kinase(s) or by autocatalytic events and whether their phosphorylation is relevant for catalytic activation.

These trials are known to be poor at identifying and reporting harms, which can lead to a misconception that a given intervention is safe, when its safety is actually unknown. 1 2 3 4 5 6 7 8 Systematic reviews with a primary objective to assess harms represent fewer than 10% of all systematic reviews published yearly.

DRI has not been validated in blast, so its ability to predict injury in the underbody blast environment is actually unknown.

In (64), the true value of g(t) is actually unknown.

This situation occurs in the signal model (8), where the model order (i.e., the number of L active sensors) is actually unknown, and thus, we cannot use the GLRT in a straightforward manner.

As the stochastic property of a real channel is actually unknown, Nisar et al. [5] proposed a maximally robust two-dimensional (2-D) MMSE channel estimator with a finite number of observations.

However, he later dismantled the chhatra, citing that there were not enough original stones used in reconstructing the pinnacle, which means that the original design of Borobudur's pinnacle is actually unknown.

What role these T-cell subsets play in ageing is actually unknown.

Whether or not the catalytic activity of LOXL2 is required to induce/sustain EMT is actually unknown.

Additionally, the clinical course of subjects with low back pain treated in the Spanish National Health Service is actually unknown.

However, the mechanism for these CSF changes is actually unknown and they may indicate impaired CSF flow or blood-CSF barrier.