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TLS Online TPP Program

#Question id: 192

What is the role of the magnesium ion in kinases that require the magnesium-ATP complex to donate phosphoryl groups?

#XL - T Zoology

  1. maintain the configuration of the holoenzyme

  2. shield the charged phosphate groups of ATP

  3. produce an electrophilic attack on the substrate

  4. promote ionization of bound water

More Questions
TLS Online TPP Program

#Question id: 2925

#XL - T Zoology

Mitotic cyclin levels in early Xenopus embryos are regulated by:
TLS Online TPP Program

#Question id: 2926

#XL - T Zoology

Given below are some of the Mechanisms, checkpoint proteins and their functions. 

Which of the following match is correct?
TLS Online TPP Program

#Question id: 2927

#XL - T Zoology

Site-directed mutagenesis of Tyr-15 to Phe in cdc2:
TLS Online TPP Program

#Question id: 2929

#XL - T Zoology

Exit from mitosis depends upon the degradation of:
TLS Online TPP Program

#Question id: 2930

#XL - T Zoology

The S. cerevisiae homolog of Xenopus MPF is:
TLS Online TPP Program

#Question id: 2931

#XL - T Zoology

Which of the following is a substrate of Cln3-Cdc28?