================================================
PRotein Ontology (PRO) Release 13.0, version 0
14-August-2010

The Protein Ontology Consortium--Protein Information Resource, The Jackson Laboratory, Reactome, and the Department of Philosophy at the State University of New York at Buffalo--is pleased to announce PRO Release 12.0 (21-July-2010). PRO describes the relationships of proteins and protein evolutionary classes, delineates the multiple protein forms of a gene locus (ontology for protein forms), and interconnects existing ontologies. In addition, PRO formally describes protein complexes. Further information is available at http://pir.georgetown.edu/pro/.

In PRO Release 13.0, version 0:

There are 25700 PRO terms
   281 terms are in the 'family' category.
   18184 terms are in the 'gene' category.
   1153 terms are in the 'sequence' category.
   5662 terms are in the 'modification' category.
   144 terms are in the 'organism-gene' category.
   112 terms are in the 'organism-sequence' category.
   38 terms are in the 'organism-modification' category.
   13 terms are in the 'complex' category.
   9 terms are in the 'organism-complex' category.
1439 terms have some kind of annotation, codifying the information from 929 papers.
  2006 connections to GO (688 PRO terms).
  361 connections to MOD (317 PRO terms).
  599 connections to Pfam (358 PRO terms).
  325 connections to SO (307 PRO terms).
  296 annotations of a phenotype (289 PRO terms).

The ontology includes a subset of terms from MOD, CHEBI, and SO ontologies that are used for logical definitions.  If using OBO Edit to view PRO, please turn on the reasoner in order to display the hierarchy.

_Changes from Release 12.0_

1) The promapping_oldformat.txt file is no longer maintained. However, it can be reproduced simply by taking only the first two columns (tab-delimited) of promapping.txt.

================================================