COL2A1

uk

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COL2A1

Quality:

Collagen type II alpha 1 chain - mammalian protein found in Homo sapiens. Article “COL2A1” in Ukrainian Wikipedia has 15.2 points for quality (as of July 1, 2025). The article contains 5 references and 3 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Ukrainian) language version.

Since the creation of article “COL2A1”, its content was written by 1 registered users of Ukrainian Wikipedia and edited by 37 registered Wikipedia users in all languages.

The article is cited 68 times in Ukrainian Wikipedia and cited 261 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Ukrainian): #1942 in September 2017
  • Global: #252380 in September 2017

The highest popularity rank from 2008:

  • Local (Ukrainian): #325856 in April 2018
  • Global: #475786 in September 2008

There are 4 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Collagen, type II, alpha 1
51.7153
2German (de)
Kollagen-Typ 2α1
20.4649
3Ukrainian (uk)
COL2A1
15.2106
4Portuguese (pt)
Colágeno Tipo II Alfa 1
4.8328
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "COL2A1" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Collagen, type II, alpha 1
151 375
2Portuguese (pt)
Colágeno Tipo II Alfa 1
14 722
3German (de)
Kollagen-Typ 2α1
8 544
4Ukrainian (uk)
COL2A1
303
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "COL2A1" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Collagen, type II, alpha 1
440
2German (de)
Kollagen-Typ 2α1
38
3Ukrainian (uk)
COL2A1
10
4Portuguese (pt)
Colágeno Tipo II Alfa 1
8
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "COL2A1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Collagen, type II, alpha 1
22
2German (de)
Kollagen-Typ 2α1
10
3Portuguese (pt)
Colágeno Tipo II Alfa 1
4
4Ukrainian (uk)
COL2A1
1
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "COL2A1" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Collagen, type II, alpha 1
1
2German (de)
Kollagen-Typ 2α1
0
3Portuguese (pt)
Colágeno Tipo II Alfa 1
0
4Ukrainian (uk)
COL2A1
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "COL2A1" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Collagen, type II, alpha 1
175
2Ukrainian (uk)
COL2A1
68
3German (de)
Kollagen-Typ 2α1
14
4Portuguese (pt)
Colágeno Tipo II Alfa 1
4
More...

Scores

Estimated value for Wikipedia:
Ukrainian:
Global:
Popularity in June 2025:
Ukrainian:
Global:
Popularity in all years:
Ukrainian:
Global:
Authors in June 2025:
Ukrainian:
Global:
Registered authors in all years:
Ukrainian:
Global:
Citations:
Ukrainian:
Global:

Quality measures

Interwikis

#LanguageValue
deGerman
Kollagen-Typ 2α1
enEnglish
Collagen, type II, alpha 1
ptPortuguese
Colágeno Tipo II Alfa 1
ukUkrainian
COL2A1

Popularity rank trends

Best Rank Ukrainian:
#325856
04.2018
Global:
#475786
09.2008

AI rank trends

Best Rank Ukrainian:
#1942
09.2017
Global:
#252380
09.2017

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Collagen type II alpha 1 chain from Wikipedia articles about Collagen type II trimer, Spondyloepiphyseal dysplasia congenita, Stickler syndrome, Achondrogenesis and Platyspondylic lethal skeletal dysplasia, Torrance type. Whereas reading the article about Collagen type II alpha 1 chain people most often go to Wikipedia articles on Collagen type II trimer, RTL3, Chondrocalcin, SOX9 and Stickler syndrome.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

uk: COL2A1

News from 15 February 2026

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Ukrainian Wikipedia the most popular articles on that day were: Галущенко Герман Валерійович, Горила, Буремний перевал (фільм, 2026), Буремний перевал, Петров Сергій Володимирович (футболіст), Таблиця медалей зимових Олімпійських ігор 2026, Служниця (фільм, 2025), Гераскевич Владислав Михайлович, Джеффрі Епштейн, Ілля Малінін.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information