Gene vs Protein homology












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I am trying to find homologs for some proteins and I am wondering if it is better to find it by comparing the proteins or the coding genes or either is fine.










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    I am trying to find homologs for some proteins and I am wondering if it is better to find it by comparing the proteins or the coding genes or either is fine.










    share|improve this question

























      2












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      2







      I am trying to find homologs for some proteins and I am wondering if it is better to find it by comparing the proteins or the coding genes or either is fine.










      share|improve this question













      I am trying to find homologs for some proteins and I am wondering if it is better to find it by comparing the proteins or the coding genes or either is fine.







      molecular-biology bioinformatics homology






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      asked 5 hours ago









      Atajera

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          In most* scenarios you will probably want to look at a comparison of proteins following some additional matching that considers more than a single gene/protein. Luckily, this is a very common problem and one can often look up homologs through existing reference databases such as https://www.ncbi.nlm.nih.gov/homologene



          Further, if genes are not present, their documentation will provide a good overview on ways to find homologs in other organisms.



          *in some very special scenarios, gene sequences might be more suitable. For instance if one wanted to study similarity of non-coding regions of a gene. However these exceptions would seem beyond the general character of the question.






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            In most* scenarios you will probably want to look at a comparison of proteins following some additional matching that considers more than a single gene/protein. Luckily, this is a very common problem and one can often look up homologs through existing reference databases such as https://www.ncbi.nlm.nih.gov/homologene



            Further, if genes are not present, their documentation will provide a good overview on ways to find homologs in other organisms.



            *in some very special scenarios, gene sequences might be more suitable. For instance if one wanted to study similarity of non-coding regions of a gene. However these exceptions would seem beyond the general character of the question.






            share|improve this answer


























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              In most* scenarios you will probably want to look at a comparison of proteins following some additional matching that considers more than a single gene/protein. Luckily, this is a very common problem and one can often look up homologs through existing reference databases such as https://www.ncbi.nlm.nih.gov/homologene



              Further, if genes are not present, their documentation will provide a good overview on ways to find homologs in other organisms.



              *in some very special scenarios, gene sequences might be more suitable. For instance if one wanted to study similarity of non-coding regions of a gene. However these exceptions would seem beyond the general character of the question.






              share|improve this answer
























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                In most* scenarios you will probably want to look at a comparison of proteins following some additional matching that considers more than a single gene/protein. Luckily, this is a very common problem and one can often look up homologs through existing reference databases such as https://www.ncbi.nlm.nih.gov/homologene



                Further, if genes are not present, their documentation will provide a good overview on ways to find homologs in other organisms.



                *in some very special scenarios, gene sequences might be more suitable. For instance if one wanted to study similarity of non-coding regions of a gene. However these exceptions would seem beyond the general character of the question.






                share|improve this answer












                In most* scenarios you will probably want to look at a comparison of proteins following some additional matching that considers more than a single gene/protein. Luckily, this is a very common problem and one can often look up homologs through existing reference databases such as https://www.ncbi.nlm.nih.gov/homologene



                Further, if genes are not present, their documentation will provide a good overview on ways to find homologs in other organisms.



                *in some very special scenarios, gene sequences might be more suitable. For instance if one wanted to study similarity of non-coding regions of a gene. However these exceptions would seem beyond the general character of the question.







                share|improve this answer












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                answered 3 hours ago









                tsttst

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