Protein to DNA Sequence Converter

Enter a protein sequence, select a genetic code table, and generate the corresponding non-degenerate DNA sequence

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Translation results will appear here...
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Translation Info

Genetic Code Table: Standard (1)

Codon Preference: Always First

Start Codon: ATG

Stop Codon: TAA

DNA Sequence Analysis

Sequence analysis will appear after translation...

Amino Acid to Codon Table

Amino Acid Codons Non-degenerate Choice

About Protein to DNA Sequence Converter

Understand the basic principles of non-degenerate DNA sequence generation and the features of this tool

Translation Principle

This tool converts protein sequences to DNA sequences based on genetic code tables. Unlike random codon selection, non-degenerate translation selects a fixed codon for each amino acid to ensure consistency of results.

Features

Supports multiple genetic code tables, provides three codon preference strategies (always first, GC-rich, AT-rich), allows custom inclusion of start and stop codons, and offers sequence analysis functions.

Applications

Suitable for gene synthesis, protein expression optimization, gene cloning, gene editing and other research, especially for experimental designs that require ensuring the consistency of DNA sequences.

How to Use

Learn how to use this tool to convert protein sequences to DNA sequences

1 Enter Protein Sequence

Paste or type the protein sequence in the input box. The sequence can contain standard single-letter abbreviations for the 20 amino acids (A, R, N, D, etc.), case-insensitive.

Valid sequence example:

MFVKTLGRTLSAA

2 Select Translation Options

  • Choose an appropriate genetic code table
  • Select a codon preference strategy
  • Choose whether to include start and stop codons

3 View Translation Results

The tool will generate the corresponding non-degenerate DNA sequence and provide sequence analysis information, including length, GC content, etc.

DNA sequence example:

ATGTTTGTGAAGACGCTGGGCAGAACCCTGAGCGCCGCC

4 Save or Analyze Results

  • Click the "Copy" button to copy the DNA sequence
  • Click the "Download" button to save as a text file
  • Click the "Analyze" button to get more sequence characteristics
📺Tutorial Video

Watch this quick demo to learn how to convert a protein sequence to DNA, step by step, using our Protein to DNA Sequence Converter.

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