This file contains information on changes made for each version change to the EMDB XML schema after version 3.0.0.0 The format of the information given is: version number, changes made; additional information 3.0.0.1 : 'JEOL CRYOSPECPORTER' enumeration added to the 'specimen_holder_model' element 3.0.1.1 : (1) Changed format for fsc file names; (2) Added organ, tissue, cell, organelle and cellular_location elements to complex natural source; (3) author_type pattern changed to [A-Za-z']+(( |-)[A-Za-z]+)*(Jr|III)? 3.0.1.2 : Changed regex for authors to ([A-Za-z' \-]+ (Jr.?|II|III)?) ?([A-Za-z\-]*) 3.0.1.3 : (1) Allowed for '3rd' and '4th' in authors regex; (2) Allowed chain ids to have up to 2 letters; (3) Increased the EC number range to 7 for proteins