Evidence map›Paper›PMID 34597144›Full record

ArticleScience advances2021

Evolutionary adaptation of visual pigments in geckos for their photic environment.

Keiichi Kojima, Yuki Matsutani, Masataka Yanagawa, Yasushi Imamoto, Yumiko Yamano, Akimori Wada, Yoshinori Shichida, Takahiro Yamashita

Abstract read
In one paragraph

Article in Science advances, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Keiichi KojimaDepartment of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.ORCID 0000-0003-4729-0511
Yuki MatsutaniDepartment of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.
Masataka YanagawaCellular Informatics Laboratory, RIKEN Cluster for Pioneering Research, 2-1 Hirosawa, Wako 351-0198, Japan.ORCID 0000-0001-7832-0918
Yasushi ImamotoDepartment of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.ORCID 0000-0002-0803-4163
Yumiko YamanoLaboratory of Organic Chemistry for Life Science, Kobe Pharmaceutical University, Kobe 658-8558, Japan.
Akimori WadaLaboratory of Organic Chemistry for Life Science, Kobe Pharmaceutical University, Kobe 658-8558, Japan.
Yoshinori ShichidaDepartment of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.
Takahiro YamashitaDepartment of Biophysics, Graduate School of Science, Kyoto University, Kyoto 606-8502, Japan.ORCID 0000-0002-7956-9288

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vertebrates generally have a single type of rod for scotopic vision and multiple types of cones for photopic vision. Noteworthily, nocturnal geckos transmuted ancestral photoreceptor cells into rods containing not rhodopsin but cone pigments, and, subsequently, diurnal geckos retransmuted these rods into cones containing cone pigments. High sensitivity of scotopic vision is underlain by the rod’s low background noise, which originated from a much lower spontaneous activation rate of rhodopsin than of cone pigments. Here, we revealed that nocturnal gecko cone pigments decreased their spontaneous activation rates to mimic rhodopsin, whereas diurnal gecko cone pigments recovered high rates similar to those of typical cone pigments. We also identified amino acid residues responsible for the alterations of the spontaneous activation rates. Therefore, we concluded that the switch between diurnality and nocturnality in geckos required not only morphological transmutation of photoreceptors but also adjustment of the spontaneous activation rates of visual pigments.

Identifiers

PMID34597144
PMCPMC10938493

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.