Why don’t all proteins have methionine as the N-terminal
amino acid?

Answer Posted / amrit

methionine is the first amino acid involved but in some
proteins it is cleaved to remove formylated end. Hence, not
found in all proteins as N-terminal amino acid.

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Explain activation energy?

564


DNA binding by proteins with the helix-turn-helix (HTH) motif does not involve a) altered stacking of the DNA at the center of symmetry. b) hydrogen bonds, salt bridges, and van der Waals contacts. c) interactions with base pairs in the major groove of DNA. d) interactions with the sugar-phosphate backbone of DNA.

1680


Describe the structure of a peptide giving the sequence.

1370


Is it expected a change in the primary, in the secondary or in the tertiary structure of a protein to produce more functional consequences?

590


Why the 2a group elements are called alkaline earth elements?

617






What does one Debye equals?

741


Explain and define standard feat of formation

556


Give the example for electrophilic substitution reaction?

557


which fat soluble vitamin has co-enzymic function?

1470


How can we calculate the number of possible optical isomers for a given compound?

617


Give the type of functional group, general formula, and the suffix for methanoic acid (or) formic acid.

538


What is inert pair effect?

808


How do peptides react with cyanogen bromide?

1533


Are nucleotides formed of only one type of pentose?

572


Which compound is involved in reducing levels of homocysteine in the blood?

2094