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Search: Posts Made By: Ganesh Ujwal
Forum: General 01-03-2015, 07:24 PM
Replies: 0
Views: 1,159
Posted By Ganesh Ujwal
What is the prehistory of amino acids in cells?

I am trying to understand the prehistory of amino acids in cells.

All living cells now use 20 (or 22 if you include selenocysteine and pyrrolysine) amino acids. Perhaps in the past there were...
Forum: General 01-03-2015, 07:23 PM
Replies: 1
Views: 1,456
Posted By Ganesh Ujwal
What is the smallest number of amino acids required for life?

Is there any hypothesis on the minimum number of amino acids required for life?
Forum: General 12-14-2014, 08:35 PM
Replies: 0
Views: 1,231
Posted By Ganesh Ujwal
B cell receptor editing

If a B cell contains two mu chains and two lambda chains and is self reactive can it go back and rearrange its kappa light chains? I'm not sure if it can only try to rearrange its lambda light chains...
Forum: General 12-10-2014, 01:35 AM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
Mod, this type of replies are right or wrong?

Mod, this type of replies are right or wrong?
Forum: General 12-08-2014, 09:17 PM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
@Brain Bushnell if you know the answer to this...

@Brain Bushnell if you know the answer to this question, please post.
Forum: General 12-08-2014, 09:11 PM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
thanks for moving my thread to General.

thanks for moving my thread to General.
Forum: General 12-08-2014, 08:42 PM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
so, where should i post this question in...

so, where should i post this question in seqanswers.com to get answers ?
Forum: General 12-08-2014, 06:56 PM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
so i never get answer from this site for this...

so i never get answer from this site for this question?
Forum: General 12-08-2014, 06:12 PM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
if you know the answer please answer my question?...

if you know the answer please answer my question?
my questions are clear.
Forum: General 12-08-2014, 01:21 AM
Replies: 16
Views: 4,170
Posted By Ganesh Ujwal
Why is uracil used in RNA rather than thymine?

What is the advantage gained by the substitution of thymine with uracil? I have read previously that it is due to thymine being "better protected" and therefore more suited to the storage role of...
Forum: Bioinformatics 12-07-2014, 06:38 PM
Replies: 0
Views: 897
Posted By Ganesh Ujwal
Using the IMGT/GENE-DB service to find RSS

I'm trying to get the data for the Human and Mouse 12 and 23 Recomination Signal Sequences (RSS), to run a classification algorithm on it. I'm not a biologist, so I apologise in advance for my...
Forum: Bioinformatics 12-07-2014, 06:07 PM
Replies: 1
Views: 839
Posted By Ganesh Ujwal
How can cells produce antibodies despite error-checking mechanisms in their genomes?

How can immune cells produce so many different kinds of antibodies with different variable regions if there are so many mechanisms inside the cells that try to keep the DNA sequence as constant as...
Forum: Genomic Resequencing 12-07-2014, 06:05 PM
Replies: 3
Views: 3,349
Posted By Ganesh Ujwal
You could fragment the genome and clone it then...

You could fragment the genome and clone it then probe your clones to find the fragment(s) that contain the sequence of interest.
Forum: Bioinformatics 12-07-2014, 08:36 AM
Replies: 0
Views: 871
Posted By Ganesh Ujwal
How to do an alanine scan using Rosetta?

I have a complex of two proteins interacting.

I define their interface of interaction as the set of residues that are less than 5 Angstroms from each other. I want to do an alanine scan on one of...
Forum: Bioinformatics 12-07-2014, 08:33 AM
Replies: 0
Views: 1,281
Posted By Ganesh Ujwal
From a list of protein accessions, how can I retrieve DNA sequences from GenBank?

I have 1000's of protein sequences in FASTA/their accession numbers. I want to go back into the whole genome shotgun database and retrieve all DNA sequences that encode for a protein greater than or...
Forum: Introductions 12-06-2014, 06:34 PM
Replies: 0
Views: 682
Posted By Ganesh Ujwal
hello

Hello I like genomic & immunology
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