Photosystem I

Photosystem I - class of protein complexes, the second protein complex in photosynthetic light reactions. Article “Photosystem I” in English Wikipedia has 60.9 points for quality (as of July 1, 2025). The article contains 43 references and 16 sections.

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

In June 2025 the article “Photosystem I” was edited by 1 authors in English Wikipedia and written by 4 authors in all languages.

Since the creation of article “Photosystem I”, its content was written by 76 registered users of English Wikipedia and edited by 158 registered Wikipedia users in all languages.

The article is cited 268 times in English Wikipedia and cited 665 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #42765 in September 2018
• Global: #37135 in March 2015

The highest popularity rank from 2008:

• Local (English): #120456 in October 2012
• Global: #197451 in November 2017

There are 15 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.

#	Language	Quality grade	Quality score
1	Malay (ms) Fotosistem I		86.1546
2	Russian (ru) Фотосистема I		71.0992
3	Chinese (zh) 光系统 I		65.9117
4	English (en) Photosystem I		60.8866
5	Korean (ko) 광계 I		50.2735
6	Galician (gl) Fotosistema I		47.5374
7	Japanese (ja) 光化学系I		35.3447
8	German (de) Photosystem I		34.6214
9	Italian (it) Fotosistema I		29.4073
10	Serbo-Croatian (sh) Fotosistem I		27.404

More...

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

The most popular language versions of the article "Photosystem I" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Photosystem I		841 087
2	Russian (ru) Фотосистема I		96 548
3	German (de) Photosystem I		82 233
4	Italian (it) Fotosistema I		57 197
5	French (fr) Photosystème I		27 079
6	Chinese (zh) 光系统 I		21 088
7	Japanese (ja) 光化学系I		19 059
8	Arabic (ar) نظام ضوئي أول (I)		7 636
9	Czech (cs) Fotosystém I		6 976
10	Korean (ko) 광계 I		5 519

More...

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

The most popular language versions of the article "Photosystem I" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Photosystem I		1 073
2	Japanese (ja) 光化学系I		263
3	Russian (ru) Фотосистема I		250
4	German (de) Photosystem I		229
5	Chinese (zh) 光系统 I		204
6	Korean (ko) 광계 I		157
7	Italian (it) Fotosistema I		143
8	French (fr) Photosystème I		63
9	Czech (cs) Fotosystém I		47
10	Arabic (ar) نظام ضوئي أول (I)		27

More...

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

Language versions of the article "Photosystem I" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Photosystem I		76
2	Russian (ru) Фотосистема I		23
3	German (de) Photosystem I		21
4	Italian (it) Fotosistema I		11
5	French (fr) Photosystème I		5
6	Japanese (ja) 光化学系I		5
7	Chinese (zh) 光系统 I		4
8	Korean (ko) 광계 I		3
9	Arabic (ar) نظام ضوئي أول (I)		2
10	Czech (cs) Fotosystém I		2

More...

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

Language versions of the article "Photosystem I" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Korean (ko) 광계 I		2
2	English (en) Photosystem I		1
3	Russian (ru) Фотосистема I		1
4	Arabic (ar) نظام ضوئي أول (I)		0
5	Czech (cs) Fotosystém I		0
6	German (de) Photosystem I		0
7	French (fr) Photosystème I		0
8	Galician (gl) Fotosistema I		0
9	Indonesian (id) Fotosistem I		0
10	Italian (it) Fotosistema I		0

More...

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

Language versions of the article "Photosystem I" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Photosystem I		268
2	Chinese (zh) 光系统 I		127
3	French (fr) Photosystème I		69
4	Russian (ru) Фотосистема I		41
5	Galician (gl) Fotosistema I		33
6	German (de) Photosystem I		28
7	Korean (ko) 광계 I		21
8	Japanese (ja) 光化学系I		15
9	Czech (cs) Fotosystém I		14
10	Italian (it) Fotosistema I		13

More...

#	Language	Value
ar	Arabic نظام ضوئي أول (I)
cs	Czech Fotosystém I
de	German Photosystem I
en	English Photosystem I
fr	French Photosystème I
gl	Galician Fotosistema I
id	Indonesian Fotosistem I
it	Italian Fotosistema I
ja	Japanese 光化学系I
ko	Korean 광계 I
ms	Malay Fotosistem I
ru	Russian Фотосистема I
sh	Serbo-Croatian Fotosistem I
sr	Serbian Fotosistem I
zh	Chinese 光系统 I

Best Rank

English: #120456 10.2012

Global: #197451 11.2017

Best Rank

English: #42765 09.2018

Global: #37135 03.2015

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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