Property talk:P644

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genomic start
genomic starting coordinate of the biological sequence (e.g. a gene)

Description	Specifies the database starting location of the gene in UCSC Genome Informatics website. See P643 (P643) and genomic end (P645).
Represents	biological sequence (Q3511065)
Data type	String
Template parameter	en:Template:GNF_Protein_box = GenLoc_start
Domain	any item that can be localized to a set of genomic coordinates, e.g. a gene (Q7187), sequence variant (Q15304597), etc. (note: this should be moved to the property statements)
Allowed values	\d{1,12}
Example	RELN (Q414043) → 103112231 dpp (Q976767) → 2428372
Format and edit filter validation	Numbers only. Number of digits may be constrained within specific range
Source	http://genome.ucsc.edu/
Robot and gadget jobs	Fill gene wikidata items with correct Database starting point
Tracking: usage	Category:Pages using Wikidata property P644 (Q126375102)
<complementary property>	genomic end (P645)
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 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/Constraint violations/P644 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,085,132 Main statement 1,085,128 >99.9% of uses Qualifier 3 <0.1% of uses Reference 1 <0.1% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Format “\d{1,12}”: value must be formatted using this pattern (PCRE syntax). (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/P644#Format, SPARQL

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

List of violations of this constraint: Database reports/Constraint violations/P644#Scope, hourly updated report, SPARQL

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