Property talk:P2548

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strand orientation
orientation of gene on double stranded DNA molecule

Data type	Item
Domain	According to this template: gene (Q7187) and sequence annotation (Q19753314) According to statements in the property: gene (Q7187) When possible, data should only be stored as statements
Allowed values	According to this template: forward strand (Q22809680) or reverse strand (Q22809711) According to statements in the property: forward strand (Q22809680) or reverse strand (Q22809711) When possible, data should only be stored as statements
Source	http://www.ncbi.nlm.nih.gov/gene
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties By value of property Most statements Fewest statements Most sitelinks Most linked wikis Total of sitelinks on items Most identifiers Fewest identifiers Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Database reports/Complex constraint violations/P2548 Database reports/Constraint violations/P2548 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,069,609 Main statement 1,069,608 >99.9% of uses Reference 1 <0.1% of uses
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One of forward strand (Q22809680), reverse strand (Q22809711): value must be one of the specified items. Please expand list if needed. (Help)

List of violations of this constraint: Database reports/Constraint violations/P2548#One of, values statistics, hourly updated report, search, SPARQL

Type “gene (Q7187)”: item must contain property “instance of (P31)” with classes “gene (Q7187)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2548#Type Q7187, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2548#Entity types

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2548#Scope, SPARQL

Without P31 and P279
(Help)
Violations query: SELECT ?item { ?item wdt:P2548 []. MINUS {?item p:P31 []}. MINUS {?item p:P279 []} }
List of this constraint violations: Database reports/Complex constraint violations/P2548#Without P31 and P279

This property is being used by: hy:Կաղապար:Տեղեկաքարտ Ֆերմենտ Please notify projects that use this property before big changes (renaming, deletion, merge with another property, etc.)