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Pathway Rat Rattus norvegicus

Read this first

Every rat pathway in Reactome is electronically inferred from the curated human one; Reactome's own sentence about that stands beside the record below.

Prednisone ADME

R-RNO-9757110 in Reactome release 97: under Drug ADME, with 30 genes placed in it by the mapping files and 0 child pathways in the hierarchy.

The same number in the other species

Reactome writes the mouse and rat events it infers from a human pathway under the human number with the species token. A door opens only where that species' own list in this release holds the id: R-HSA-9757110 (human), R-MMU-9757110 (mouse). Whether the event was inferred from this one is what the record says.

01The record

Reactome's own record of this pathway

What this tells you

The pathway list, the hierarchy and the genes on this page are read from the files Reactome publishes for Reactome release 97, built into this site on 2026-09-09: the pathway list, the hierarchy relationship file and the two gene mapping files. The record card is the one live read, Reactome's own record of this pathway.

Reactome's download page describes the mapping files: Mapping files link the source database identifier to the lowest level pathway diagram or subset of the pathway, all levels of the pathway hierarchy or database identifier to all reactions. [R13] The gene list here is the all-levels mapping of NCBI Gene ids, filled from the all-levels mapping of Ensembl ids where the NCBI file has no row for a gene; each row names which file it came from by the shape of its source id. Each row carries the evidence codes the file writes for it, as written and unranked, and both where the file writes both; no page of Reactome's documentation the survey read defines the codes, so this page does not expand them. A gene id the identity files do not name is kept as the source's own id with no door rather than turned into a symbol.

Every rat pathway in Reactome is inferred from the curated human one: We use the set of manually curated human reactions to electronically infer reactions in fourteen evolutionarily divergent eukaryotic species for which high-quality whole-genome sequence data are available, and hence a comprehensive and high-quality set of protein predictions exists. [R11] Reactome's own sentence about what that produces is printed beside the record: The electronically inferred reactions presented in Reactome are thus not data, but hypotheses useful to direct the design of confirmatory experiments. [R11]

On citing what a search finds, Reactome says: It should be remembered that while we strive to contain the most current and accurate data, Reactome should not be used in citations where other primary sources of information are available. [R12] The record card prints the literature Reactome attaches to a curated pathway for that reason. The data are public domain: All data in the Reactome database and files derived from that data are licensed under the Creative Commons Public Domain Dedication (CC0). User may copy, modify, and distribute these data, even for commercial purposes, without asking for permission. Attribution is encouraged but not required. [R10] The pathway illustrations are licensed apart, under CC BY 4.0, and none is shown here.

A gene on this list is one Reactome places in this pathway in this release, and that is all the row says: it does not say the gene is expressed in a tissue or associated with a disease, which are the other two explorers' questions, read from other sources. Reactome's papers of record are [R01] [R02].

  1. [R01] Ragueneau E, Gong C, Sinquin P, Sevilla C, Beavers D, Grentner A, et al. (2026). The Reactome Knowledgebase 2026. Nucleic Acids Research 54:D673-D681. PMID 41251150, doi 10.1093/nar/gkaf1223.
  2. [R02] Milacic M, Beavers D, Conley P, Gong C, Gillespie M, Griss J, et al. (2024). The Reactome Pathway Knowledgebase 2024. Nucleic Acids Research 52:D672-D678. PMID 37941124, doi 10.1093/nar/gkad1025.
  3. [R10] Reactome, reactome.org. License Agreement. https://reactome.org/license, read 2026-09-09.
  4. [R11] Reactome, reactome.org. Computationally inferred events. https://reactome.org/documentation/inferred-events, read 2026-09-09.
  5. [R12] Reactome, reactome.org. Citing us. https://reactome.org/cite, read 2026-09-09.
  6. [R13] Reactome, reactome.org. Download. https://reactome.org/download-data, read 2026-09-09.
Reading this pathway's record from Reactome (the pathway record).Still reading. A first read of a pathway can take a while; this page waits up to 35 seconds for it, and its scripts then bring in the panel, or a line saying what did not arrive.

02The genes

Genes Reactome places in this rat pathway

The mapping files place 30 genes in this rat pathway; showing 1 to 30, in pages of 100, sorted by symbol for reading. The order carries no ranking.

Genes Reactome places in this rat pathway, page 1 of 1
GeneAbcb1aAuthority170913Mapping file idENSRNOG00000008012 Ensembl fileEvidenceIEA
GeneAbcb1bAuthority24646Mapping file idENSRNOG00000066042 Ensembl fileEvidenceIEA
GeneAkr1c1Authority307092Mapping file id307092 NCBI fileEvidenceIEA
GeneAkr1c12Authority364773Mapping file id364773 NCBI fileEvidenceIEA
GeneAkr1c12l1Authority498790Mapping file id498790 NCBI fileEvidenceIEA
GeneAkr1c13Authority361266Mapping file id361266 NCBI fileEvidenceIEA
GeneAkr1c14Authority191574Mapping file id191574 NCBI fileEvidenceIEA
GeneAkr1c19Authority307096Mapping file id307096 NCBI fileEvidenceIEA
GeneAkr1c2Authority291283Mapping file id291283 NCBI fileEvidenceIEA
GeneAkr1c3Authority171516Mapping file id171516 NCBI fileEvidenceIEA
GeneAkr1c3l1Authority498789Mapping file id498789 NCBI fileEvidenceIEA
GeneAlbAuthority24186Mapping file id24186 NCBI fileEvidenceIEA
GeneCyp3a18Authority252931Mapping file id252931 NCBI fileEvidenceIEA
GeneCyp3a2Authority266682Mapping file id266682 NCBI fileEvidenceIEA
GeneCyp3a23-3a1Authority25642Mapping file idENSRNOG00000067532 Ensembl fileEvidenceIEA
GeneCyp3a62Authority170509Mapping file idENSRNOG00000001379 Ensembl fileEvidenceIEA
GeneCyp3a9Authority171352Mapping file idENSRNOG00000046643 Ensembl fileEvidenceIEA
GeneHsd11b1Authority25116Mapping file id25116 NCBI fileEvidenceIEA
GeneHsd11b2Authority25117Mapping file id25117 NCBI fileEvidenceIEA
GeneLOC134478834Authority134478834Mapping file idENSRNOG00000069670 Ensembl fileEvidenceIEA
GeneSerpina6Authority299270Mapping file id299270 NCBI fileEvidenceIEA
GeneUgt1a1Authority24861Mapping file idENSRNOG00000018740 Ensembl fileEvidenceIEA
GeneUgt2bAuthority24862Mapping file idENSRNOG00000083891 Ensembl fileEvidenceIEA
GeneUgt2b-ps1Authority100364155Mapping file idENSRNOG00000042588 Ensembl fileEvidenceIEA
GeneUgt2b1Authority286954Mapping file id286954 NCBI fileEvidenceIEA
GeneUgt2b15Authority266685Mapping file id266685 NCBI fileEvidenceIEA
GeneUgt2b34l1Authority501907Mapping file id501907 NCBI fileEvidenceIEA
GeneUgt2b35Authority83808Mapping file idENSRNOG00000001980 Ensembl fileEvidenceIEA
GeneUgt2b37Authority29623Mapping file idENSRNOG00000081572 Ensembl fileEvidenceIEA
GeneUgt2b7Authority286989Mapping file id286989 NCBI fileEvidenceIEA

Evidence codes on this page: IEA, as the mapping file writes them; a row carrying two was written twice by the file, once under each. The mapping file id says which file placed the gene: an NCBI Gene id from NCBI2Reactome_All_Levels.txt, an Ensembl gene id from Ensembl2Reactome_All_Levels.txt. The two files can disagree about a code, so a row's codes are the one file's view. Measured by this site's build over this release on 2026-09-09: the two files disagree on none of the 64,140 rat pairs both place.

  • Reactome mapping files, the rat rows for this pathway · Reactome release 97 · read · Reactome downloads"NCBI2Reactome_All_Levels.txt" and "Ensembl2Reactome_All_Levels.txt", Reactome, release 97, https://reactome.org/download-data/ (date of access 2026-09-09). Data CC0; attribution encouraged.

03The hierarchy

Parents and children in this release's hierarchy

Children

None: no pathway of this release's list names this one as a parent.

Reactome's hierarchy is a graph rather than a tree: a pathway can sit under more than one parent, and the gene counts are each pathway's own placements at every level under it, so a parent's count is not the sum of its children's.

  • Reactome, the rat pathway list and hierarchy relationship file · Reactome release 97 · read · Reactome downloads"ReactomePathways.txt" and "ReactomePathwaysRelation.txt", Reactome, release 97, https://reactome.org/download-data/ (date of access 2026-09-09). Data CC0; attribution encouraged.