PDB Converter

Free PDB file converter - Transform molecular data to various formats easily

Muaz Muaz Patrick Csaba Kissi Venelin K
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Convert your PDB (Protein Data Bank) files to various molecular formats with our user-friendly online converter. PDB files are the standard format for storing three-dimensional structural data of large biological molecules such as proteins and nucleic acids, essential for researchers, scientists, and students in biochemistry and molecular biology.

Our PDB converter allows you to transform your structural data files to multiple formats while preserving all critical molecular information. Whether you need to convert to MOL for chemical modeling, mmCIF for expanded data storage, or other formats for specific visualization software, our tool provides accurate conversion with just a few clicks.

About PDB Format

PDB (Protein Data Bank) is a file format used to store molecular structure data. Key features include:

  • Standard format for 3D structural data of biological macromolecules
  • Contains atomic coordinates, crystallographic structure factors, and NMR data
  • Widely used in structural biology research and pharmaceutical development
  • Supported by most molecular visualization programs
  • Text-based format with detailed annotation capabilities

How to convert PDB

  1. Upload your PDB file using the file picker or drag & drop

  2. Select your desired output format (MOL, mmCIF, SDF, etc.)

  3. Wait for the automatic conversion process to complete

  4. Download your converted molecular structure file

Benefits of converting PDB

Free online PDB converter that maintains structural integrity

Convert to multiple molecular formats including MOL, mmCIF, SDF, and more

Fast conversion optimized for large molecular structure files

Secure and private - all molecular data is automatically deleted after conversion

No registration or specialized software installation required

Frequently Asked Questions

What is a PDB converter?

A PDB converter is an online tool that transforms PDB files to other formats . Our PDB converter maintains file quality while ensuring fast and secure conversion.

How do I convert PDB ?

Converting PDB is simple: Upload your PDB file, and click convert. Your file will be ready for download in seconds.

Is the PDB converter free?

Yes, our PDB converter is completely free to use. You can convert PDB files without any cost or registration. Premium features are available for users who need batch processing or larger files.

What's the maximum file size for PDB conversion?

Free users can convert PDB files up to 100MB. Premium users enjoy increased file size limits and additional features like batch conversion.