<!-- ====================================== -->
<!-- Gene Expression Markup Language (usf.dtd) -->
<!-- ====================================== -->
<!-- Copyright National Center for Genome Resources
     June 2000
     All rights reserved                                           -->

<!ENTITY   VERSION
     "$Id: usf.dtd,v 1.7 2000/10/17 22:57:26 jasons Exp $"        >

<!ELEMENT  USF
                        (sequence_feature*)                          >
<!ATTLIST  USF
             date       CDATA                              #IMPLIED 
             cvs_id     CDATA                              #IMPLIED 
             version    CDATA                              #IMPLIED >

<!ELEMENT  sequence_feature
                        (sequence|
                         clone|
                         canonical_sequence_feature_list|
                         blast_scores|
                         database_accession_nums)*                   >

<!ATTLIST  sequence_feature 
             id         ID                                 #REQUIRED
             species_id CDATA                              #REQUIRED
             usf_name   CDATA                              #IMPLIED
             usf_type   CDATA                              #IMPLIED
             other_name CDATA                              #IMPLIED
             other_type CDATA                              #IMPLIED
             chromosome CDATA                              #IMPLIED
             start_position
                        CDATA                              #IMPLIED
             end_position
                        CDATA                              #IMPLIED
             short_description
                        CDATA                              #IMPLIED
             contact_id CDATA                              #IMPLIED
             sample_id  CDATA                              #IMPLIED  >

<!ELEMENT  canonical_sequence_feature_list
                        (canonical_sequence_feature*)                >
<!ELEMENT  canonical_sequence_feature
                        EMPTY                                        >
<!ATTLIST  canonical_sequence_feature
             csf_id     CDATA                              #REQUIRED >

<!ELEMENT  sequence     (#PCDATA)                                    >
<!ELEMENT  clone        EMPTY                                        >
<!ATTLIST  clone
             name       CDATA                              #REQUIRED
             supplier   CDATA                              #REQUIRED >
<!ELEMENT  blast_scores (hit*)                                       >
<!ELEMENT  hit          EMPTY                                        >
<!ATTLIST  hit
             match_name CDATA                              #REQUIRED
             e_score    CDATA                              #REQUIRED >
<!ELEMENT  database_accession_nums
                        (database*)                                  >
<!ELEMENT  database     EMPTY                                        >
<!ATTLIST  database
             database_id
                        CDATA                              #REQUIRED
             accession_num
                        CDATA                              #REQUIRED >
