FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term chromosome_variation ID (Ontology) SO:0000240 (Sequence Ontology)
Definition A deviation in chromosome structure or number.
Also Known As "chromosome variation"
Comment
Links to External Ontologies
SO.org
Annotations
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Spanning Tree (Parents/Children)
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sequence_collection
 |__variant_collection_____________
variant_genome                     |
 |__chromosomally_aberrant_genome__|
                                   chromosome_variation  22664 rec.
                                    |__assortment_derived_variation 407 rec.
                                    |   |__assortment_derived_aneuploid 353 rec.
                                    |   |__assortment_derived_deficiency 32 rec.
                                    |   |__assortment_derived_deficiency_plus_duplication 7 rec.
                                    |   |__assortment_derived_duplication 15 rec.
                                    |__chromosome_number_variation
                                    |   |__aneuploid(+)
                                    |   |__polyploid(+)
                                    |__chromosome_structure_variation 22257 rec.
                                        |__aneuploid_chromosome(+) 260 rec.
                                        |__autosynaptic_chromosome(+) 310 rec.
                                        |__chromosomal_duplication(+) 3367 rec.
                                        |__chromosomal_transposition(+) 1036 rec.
                                        |__complex_structural_alteration(+)
                                        |__compound_chromosome(+) 220 rec.
                                        |__free_chromosome_arm 35 rec.
                                        |__interchromosomal_mutation(+) 4912 rec.
                                        |__intrachromosomal_mutation(+) 14540 rec.
                                        |__uncharacterized_chromosomal_mutation(+)
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Is a variant_collection
Part of chromosomally_aberrant_genome
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Synonyms
  • "chromosome variation" EXACT
Secondary IDs
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