1. Gene
  2. MUC21 - mucin 21, cell surface associated Gene

MUC21 - mucin 21, cell surface associated Gene

Homo sapiens

Also known as MUC-21; KMQK697; C6orf205

Gene ID: 394263 | Gene type: protein coding

About MUC21

Cytogenetic location: 6p21.33 Genomic coordinates (GRCh38): 6:30,983,718-30,989,903 (from NCBI)

This gene has 2 transcripts (splice variants), 1 gene allele and 29 orthologues. Restricted expression toward esophagus (RPKM 485.6).

Summary

This gene encodes a large membrane-bound glycoprotein which is a member of the Mucin family. Mucins are O-glycosylated proteins that play an essential role in forming protective mucous barriers on epithelial surfaces. These proteins also play a role in intracellular signaling. The encoded protein contains an N-terminal signal sequence, an extracellular Mucin domain, a stem domain, a transmembrane domain, and a C-terminal cytoplasmic tail domain. The Mucin domain contains O-glycosylation sites and is polymorphic with isoforms containing a variable number of nonidentical proline-, threonine-, and serine-rich tandem repeats of 15 Amino acids each. The aberrent expression of this gene is associated with lung adenocarcinoma. [provided by RefSeq, May 2017]

MUC21 Products(3)

mRNA Protein Name
NM_001010909.5 NP_001010909.2 mucin-21 isoform 1 precursor
NM_001322370.2 NP_001309299.1 mucin-21 isoform 2 precursor
NM_001322371.2 NP_001309300.2 mucin-21 isoform 3 precursor

MUC21 Protein Structure

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (20 - 72)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (63 - 93)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (76 - 127)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (91 - 143)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (121 - 173)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (135 - 189)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (167 - 223)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (212 - 264)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (257 - 315)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (304 - 352)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (315 - 369)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (346 - 393)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (361 - 412)

Epiglycanin_TR

Epiglycanin_TR: Tandem-repeating region of mucin, epiglycanin-like (390 - 459)

Epiglycanin_C

Epiglycanin_C: Mucin, catalytic, TM and cytoplasmic tail region (461 - 565)

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  • 566 a.a.
Protein Preferred Names Protein Names

mucin-21

epiglycanin

Orthologs Information

Species Symbol Source ID
Mus musculus MUC21 MGD MGI:3779983