PDB File Documentation

Overview

Feature Value
Format Name Protein Data Bank (PDB)
File Extension .pdb
MIME Type chemical/x-pdb
File Type Text
Primary Use Biological Macromolecular Data
Data Description 3D structures of molecules
Developed by Protein Data Bank
Introduction Year 1971
Character Encoding ASCII
Line Length 80 characters
Records ATOM, HETATM, CONECT, SEQRES, etc.
Descriptors Atomic coordinates, bond types, secondary structure
Atom Naming Convention IUPAC Standards
Resolution Data Included Yes
Hydrogen Atoms Optionally included
Comment Line Identifier REMARK
Accessibility Publicly accessible from various databases
Common Tools for Viewing PyMOL, UCSF Chimera, Jmol
File Conversion Convertible to formats like CIF, mmCIF, etc.
Applications Drug design, Structural Biology, Educational Purposes