CD13

es

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CD13

Quality:

Alanyl aminopeptidase, membrane - mammalian protein found in Homo sapiens. Article “CD13” in Spanish Wikipedia has 8.8 points for quality (as of July 1, 2026). The article contains 1 references and 2 sections.

This article has the best quality in Chinese Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “CD13”, its content was written by 6 registered users of Spanish Wikipedia and edited by 84 registered Wikipedia users in all languages.

The article is cited 5 times in Spanish Wikipedia and cited 1635 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Spanish): #21679 in November 2025
  • Global: #131370 in January 2008

The highest popularity rank from 2008:

  • Local (Spanish): #209977 in November 2014
  • Global: #476725 in March 2020

There are 12 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, 2026 (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
1Chinese (zh)
丙氨酸氨肽酶
65.3105
2English (en)
Alanine aminopeptidase
38.1228
3Finnish (fi)
Alaniiniaminopeptidaasi
25.9388
4German (de)
Alanin-Aminopeptidase
23.1721
5Russian (ru)
Аланинаминопептидаза
16.798
6Ukrainian (uk)
ANPEP
14.7021
7Arabic (ar)
ألانين أمينوبيبتيداز
12.684
8Serbo-Croatian (sh)
Alaninska aminopeptidaza
10.878
9Spanish (es)
CD13
8.8052
10Galician (gl)
Aminopeptidase N
8.4677
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 "CD13" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Alanine aminopeptidase
207 291
2Spanish (es)
CD13
25 480
3Russian (ru)
Аланинаминопептидаза
19 922
4French (fr)
Alanine aminopeptidase
15 386
5German (de)
Alanin-Aminopeptidase
9 161
6Chinese (zh)
丙氨酸氨肽酶
5 936
7Arabic (ar)
ألانين أمينوبيبتيداز
4 626
8Serbo-Croatian (sh)
Alaninska aminopeptidaza
2 880
9Serbian (sr)
Alaninska aminopeptidaza
2 795
10Galician (gl)
Aminopeptidase N
1 377
More...

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

Most popular in June 2026

The most popular language versions of the article "CD13" in June 2026
#LanguagePopularity awardRelative popularity
1English (en)
Alanine aminopeptidase
234
2Chinese (zh)
丙氨酸氨肽酶
91
3Spanish (es)
CD13
43
4Russian (ru)
Аланинаминопептидаза
23
5German (de)
Alanin-Aminopeptidase
17
6French (fr)
Alanine aminopeptidase
17
7Serbian (sr)
Alaninska aminopeptidaza
15
8Galician (gl)
Aminopeptidase N
9
9Serbo-Croatian (sh)
Alaninska aminopeptidaza
6
10Ukrainian (uk)
ANPEP
3
More...

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

The highest AI

Language versions of the article "CD13" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Alanine aminopeptidase
25
2French (fr)
Alanine aminopeptidase
21
3Arabic (ar)
ألانين أمينوبيبتيداز
9
4Spanish (es)
CD13
6
5Russian (ru)
Аланинаминопептидаза
6
6German (de)
Alanin-Aminopeptidase
5
7Galician (gl)
Aminopeptidase N
3
8Finnish (fi)
Alaniiniaminopeptidaasi
2
9Serbian (sr)
Alaninska aminopeptidaza
2
10Ukrainian (uk)
ANPEP
2
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 2026

Language versions of the article "CD13" with the highest AI in June 2026
#LanguageAI awardRelative AI
1Arabic (ar)
ألانين أمينوبيبتيداز
1
2Galician (gl)
Aminopeptidase N
1
3Serbo-Croatian (sh)
Alaninska aminopeptidaza
1
4German (de)
Alanin-Aminopeptidase
0
5English (en)
Alanine aminopeptidase
0
6Spanish (es)
CD13
0
7Finnish (fi)
Alaniiniaminopeptidaasi
0
8French (fr)
Alanine aminopeptidase
0
9Russian (ru)
Аланинаминопептидаза
0
10Serbian (sr)
Alaninska aminopeptidaza
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 "CD13" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Alanine aminopeptidase
550
2Russian (ru)
Аланинаминопептидаза
337
3Ukrainian (uk)
ANPEP
332
4Serbian (sr)
Alaninska aminopeptidaza
173
5Chinese (zh)
丙氨酸氨肽酶
102
6Serbo-Croatian (sh)
Alaninska aminopeptidaza
57
7French (fr)
Alanine aminopeptidase
50
8Arabic (ar)
ألانين أمينوبيبتيداز
13
9German (de)
Alanin-Aminopeptidase
8
10Finnish (fi)
Alaniiniaminopeptidaasi
6
More...

Scores

Estimated value for Wikipedia:
Spanish:
Global:
Popularity in June 2026:
Spanish:
Global:
Popularity in all years:
Spanish:
Global:
Authors in June 2026:
Spanish:
Global:
Registered authors in all years:
Spanish:
Global:
Citations:
Spanish:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
ألانين أمينوبيبتيداز
deGerman
Alanin-Aminopeptidase
enEnglish
Alanine aminopeptidase
esSpanish
CD13
fiFinnish
Alaniiniaminopeptidaasi
frFrench
Alanine aminopeptidase
glGalician
Aminopeptidase N
ruRussian
Аланинаминопептидаза
shSerbo-Croatian
Alaninska aminopeptidaza
srSerbian
Alaninska aminopeptidaza
ukUkrainian
ANPEP
zhChinese
丙氨酸氨肽酶

Popularity rank trends

Best Rank Spanish:
#209977
11.2014
Global:
#476725
03.2020

AI rank trends

Best Rank Spanish:
#21679
11.2025
Global:
#131370
01.2008

Languages comparison

Important global interconnections (July 2025 – June 2026)

Cumulative results of quality and popularity of the Wikipedia article

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

es: CD13
uk: ANPEP

News from 1 July 2026

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Spanish Wikipedia the most popular articles on that day were: Copa Mundial de Fútbol de 2026, Julián Andrés Quiñones, Gilberto Mora Zambrano, Sebastián Beccacece, Raúl Jiménez, República Democrática del Congo, Javier Aguirre, Erling Haaland, Copa Mundial de Fútbol, Romelu Lukaku.

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 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information