[Biopython-dev] Features of the GSOC branch ready to be merged

[João Rodrigues]

http://www.wwpdb.org/documentation/format32/sect9.html

Well, there doesn't seem to be a written rule, but it is shown in the
documentation of the format.

Also, do you think it's worthy to include a sanity check for those elements
that have been assigned? For example when parsing a file checking if the
assigned element truly corresponds to what it should be and issuing a
warning or even an exception if otherwise?