Upcoming Ensembl Platform Transition

This is the final release of its kind on this website.

In summer 2026, this site will bring you to the new Ensembl platform currently at beta.ensembl.org.
Please bookmark this archive to retain access to the current site, tools and functionality until they are available on the new platform -> jun2026.archive.ensembl.org

Mouse (GRCm39)
Description

structural maintenance of chromosomes 1A [Source:MGI Symbol;Acc:MGI:1344345]

Gene Synonyms

5830426I24Rik, SB1.8, SMCB, Smc1, Smc1alpha, Smc1l1

Location

Chromosome X: 150,799,424-150,846,390 forward strand.

GRCm39:CM001013.3

About this gene

This gene has 24 transcripts (splice variants), 212 orthologues, 7 paralogues and is associated with 5 phenotypes.

Transcript IDNamebpProteinTranslation IDBiotypeCCDSUniProt MatchFlags
ENSMUST00000045312.6Smc1a-20146911233aaENSMUSP00000044645.6
 
Protein coding
CCDS30473Q9CU62 Ensembl CanonicalGENCODE PrimaryGENCODE BasicAPPRIS P3TSL:1
ENSMUST00000395014.1Smc1a-22149641009aaENSMUSP00000173377.1
 
Protein coding
-GENCODE PrimaryGENCODE Basic
ENSMUST00000547768.1Smc1a-22447151241aaENSMUSP00000326131.1
 
Protein coding
-GENCODE PrimaryGENCODE Basic
ENSMUST00000395007.1Smc1a-21447141218aaENSMUSP00000173370.1
 
Protein coding
-GENCODE PrimaryGENCODE Basic
ENSMUST00000395004.1Smc1a-21146881232aaENSMUSP00000173367.1
 
Protein coding
-GENCODE BasicAPPRIS ALT1
ENSMUST00000395006.1Smc1a-21346881232aaENSMUSP00000173369.1
 
Protein coding
-GENCODE BasicAPPRIS ALT1
ENSMUST00000395001.1Smc1a-20842801096aaENSMUSP00000173364.1
 
Protein coding
-GENCODE Basic
ENSMUST00000395015.1Smc1a-2223832809aaENSMUSP00000173378.1
 
Protein coding
-GENCODE Basic
ENSMUST00000395000.1Smc1a-2075353119aaENSMUSP00000173363.1
 
Nonsense mediated decay
--
ENSMUST00000395009.1Smc1a-2164134864aaENSMUSP00000173372.1
 
Nonsense mediated decay
--
ENSMUST00000395005.1Smc1a-2123953585aaENSMUSP00000173368.1
 
Nonsense mediated decay
--
ENSMUST00000395002.1Smc1a-2093947401aaENSMUSP00000173365.1
 
Nonsense mediated decay
--
ENSMUST00000395011.1Smc1a-21839151044aaENSMUSP00000173374.1
 
Nonsense mediated decay
--
ENSMUST00000395013.1Smc1a-2203885962aaENSMUSP00000173376.1
 
Nonsense mediated decay
--
ENSMUST00000395003.1Smc1a-21037891105aaENSMUSP00000173366.1
 
Nonsense mediated decay
--
ENSMUST00000395008.1Smc1a-21537811009aaENSMUSP00000173371.1
 
Nonsense mediated decay
--
ENSMUST00000395012.1Smc1a-2193459178aaENSMUSP00000173375.1
 
Nonsense mediated decay
--
ENSMUST00000395010.1Smc1a-217248241aaENSMUSP00000173373.1
 
Nonsense mediated decay
--
ENSMUST00000395016.1Smc1a-2232019299aaENSMUSP00000173379.1
 
Nonsense mediated decay
--
ENSMUST00000145518.8Smc1a-206182454aaENSMUSP00000138113.2
 
Nonsense mediated decay
S4R179 TSL:1
ENSMUST00000124681.2Smc1a-202620No protein-
 
Retained intron
-TSL:2
ENSMUST00000135172.2Smc1a-204617No protein-
 
Retained intron
-TSL:3
ENSMUST00000141457.2Smc1a-205591No protein-
 
Retained intron
-TSL:3
ENSMUST00000131395.2Smc1a-203499No protein-
 
Retained intron
-TSL:3