Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

RRH

Peropsin, a visual pigment-like receptor, is a protein that in humans is encoded by the RRH gene. It belongs like other animal opsins to the G protein-coupled receptors. Even so, the first peropsins were already discovered in mice and humans in 1997, not much is known about them.

Phylogeny, Tissue localization & Photochemistry

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around RRH. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Phylogeny

18 related topics

Tissue localization

10 related topics

Photochemistry

8 related topics

Gene localization and structure

2 related topics

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Aliases
RRH, retinal pigment epithelium-derived rhodopsin homolog
Band
4q25 · 3 G3|3 59.09 cM
Bgee
testicle · retinal pigment epithelium · cerebellar cortex · cerebellar hemisphere · right hemisphere of cerebellum
BioGPS
More reference expression data
Chr.
Chromosome 4 (human) · Chromosome 3 (mouse)
Databases
NCBI: entry; OMA: entry

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Photochemistry

Tissue localization

Gene localization and structure

Phylogeny

Clinical significance

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

RRH

Nodes52
Edges51
Triples73
Avg. degree1.96
Density0.038462
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

RRH

Top relations

Bgee · 19
RRH → Achilles tendon, Brodmann area 9, cerebellar cortex, cerebellar hemisphere, ciliary body, developmental structure, embryo, Epithelium of choroid plexus, lens, morula, neural layer of retina, prefrontal cortex, primary oocyte, retinal pigment epithelium, right hemisphere of cerebellum, secondary oocyte, stromal cell of endometrium, testicle, zygote
RNA expression pattern · 19
RRH → Achilles tendon, Brodmann area 9, cerebellar cortex, cerebellar hemisphere, ciliary body, developmental structure, embryo, Epithelium of choroid plexus, lens, morula, neural layer of retina, prefrontal cortex, primary oocyte, retinal pigment epithelium, right hemisphere of cerebellum, secondary oocyte, stromal cell of endometrium, testicle, zygote
Gene ontology · 15
RRH → cellular response to light stimulus, detection of visible light, G protein-coupled photoreceptor activity, G protein-coupled receptor activity, G protein-coupled receptor signaling pathway, integral component of membrane, integral component of plasma membrane, membrane, photoreceptor activity, photoreceptor outer segment, phototransduction, response to stimulus, signal transducer activity, signal transduction, visual perception
Band · 2
RRH → 3 G3|3 59.09 cM, 4q25
Chr. · 2
RRH → Chromosome 3 (mouse), Chromosome 4 (human)
End · 2
RRH → 109,849,123 bp, 129,616,236 bp
Aliases · 1
RRH → RRH, retinal pigment epithelium-derived rhodopsin homolog
BioGPS · 1
RRH → More reference expression data
Databases · 1
RRH → NCBI: entry; OMA: entry
Ensembl · 1
RRH → ENSG00000180245

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

opsins gene human peropsins bp retinal band peropsin protein-coupled chr chromosome receptors humans light rhodopsin rgr-opsins also chromopsins contains pie

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
RRHAliasesRRH, retinal pigment epithelium-derived rhodopsin homolog1.00infobox
RRHBand4q251.00infobox
RRHBand3 G3|3 59.09 cM1.00infobox
RRHBgeetesticle1.00infobox
RRHBgeeretinal pigment epithelium1.00infobox
RRHBgeecerebellar cortex1.00infobox
RRHBgeecerebellar hemisphere1.00infobox
RRHBgeeright hemisphere of cerebellum1.00infobox
RRHBgeeprefrontal cortex1.00infobox
RRHBgeeAchilles tendon1.00infobox
RRHBgeestromal cell of endometrium1.00infobox
RRHBgeeBrodmann area 91.00infobox
RRHBgeedevelopmental structure1.00infobox
RRHBgeeneural layer of retina1.00infobox
RRHBgeezygote1.00infobox
RRHBgeesecondary oocyte1.00infobox
RRHBgeeprimary oocyte1.00infobox
RRHBgeemorula1.00infobox
RRHBgeelens1.00infobox
RRHBgeeciliary body1.00infobox
RRHBgeeembryo1.00infobox
RRHBgeeEpithelium of choroid plexus1.00infobox
RRHBioGPSMore reference expression data1.00infobox
RRHChr.Chromosome 4 (human)1.00infobox
RRHChr.Chromosome 3 (mouse)1.00infobox
RRHDatabasesNCBI: entry; OMA: entry1.00infobox
RRHEnd109,849,123 bp1.00infobox
RRHEnd129,616,236 bp1.00infobox
RRHEnsemblENSG000001802451.00infobox
RRHEntrez106921.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.