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Q8R087

- B4GT7_MOUSE

UniProt

Q8R087 - B4GT7_MOUSE

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Protein
Beta-1,4-galactosyltransferase 7
Gene
B4galt7, Xgalt1
Organism
Mus musculus (Mouse)
Status
Reviewed - Annotation score: 5 out of 5 - Experimental evidence at transcript leveli

Functioni

Required for the biosynthesis of the tetrasaccharide linkage region of proteoglycans, especially for small proteoglycans in skin fibroblasts By similarity.

Catalytic activityi

UDP-alpha-D-galactose + O-beta-D-xylosyl-[protein] = UDP + 4-beta-D-galactosyl-O-beta-D-xylosyl-[protein].

Cofactori

Manganese By similarity.

Pathwayi

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi165 – 1651Manganese By similarity
Binding sitei194 – 1941UDP-alpha-D-galactose By similarity
Binding sitei224 – 2241UDP-alpha-D-galactose By similarity
Metal bindingi257 – 2571Manganese; via tele nitrogen By similarity
Binding sitei266 – 2661UDP-alpha-D-galactose By similarity

GO - Molecular functioni

  1. beta-N-acetylglucosaminylglycopeptide beta-1,4-galactosyltransferase activity Source: Ensembl
  2. galactosyltransferase activity Source: UniProtKB
  3. manganese ion binding Source: UniProtKB
  4. xylosylprotein 4-beta-galactosyltransferase activity Source: UniProtKB

GO - Biological processi

  1. extracellular fibril organization Source: UniProtKB
  2. glycosaminoglycan biosynthetic process Source: UniProtKB
  3. negative regulation of fibroblast proliferation Source: UniProtKB
  4. protein N-linked glycosylation Source: UniProtKB
  5. proteoglycan metabolic process Source: UniProtKB
Complete GO annotation...

Keywords - Molecular functioni

Glycosyltransferase, Transferase

Keywords - Ligandi

Manganese, Metal-binding

Enzyme and pathway databases

ReactomeiREACT_196489. A tetrasaccharide linker sequence is required for GAG synthesis.
UniPathwayiUPA00378.

Protein family/group databases

CAZyiGT7. Glycosyltransferase Family 7.

Names & Taxonomyi

Protein namesi
Recommended name:
Beta-1,4-galactosyltransferase 7 (EC:2.4.1.-)
Short name:
Beta-1,4-GalTase 7
Short name:
Beta4Gal-T7
Short name:
b4Gal-T7
Alternative name(s):
UDP-Gal:beta-GlcNAc beta-1,4-galactosyltransferase 7
UDP-galactose:beta-N-acetylglucosamine beta-1,4-galactosyltransferase 7
Including the following 1 domains:
Xylosylprotein 4-beta-galactosyltransferase (EC:2.4.1.133)
Alternative name(s):
Proteoglycan UDP-galactose:beta-xylose beta1,4-galactosyltransferase I
UDP-galactose:beta-xylose beta-1,4-galactosyltransferase
XGPT
XGalT-1
Xylosylprotein beta-1,4-galactosyltransferase
Gene namesi
Name:B4galt7
Synonyms:Xgalt1
OrganismiMus musculus (Mouse)
Taxonomic identifieri10090 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresGliresRodentiaSciurognathiMuroideaMuridaeMurinaeMusMus
ProteomesiUP000000589: Chromosome 13

Organism-specific databases

MGIiMGI:2384987. B4galt7.

Subcellular locationi

Golgi apparatusGolgi stack membrane; Single-pass type II membrane protein By similarity
Note: Cis cisternae of Golgi stack By similarity.

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Topological domaini1 – 3030Cytoplasmic Reviewed prediction
Add
BLAST
Transmembranei31 – 5121Helical; Signal-anchor for type II membrane protein; Reviewed prediction
Add
BLAST
Topological domaini52 – 327276Lumenal Reviewed prediction
Add
BLAST

GO - Cellular componenti

  1. Golgi apparatus Source: UniProtKB
  2. Golgi cisterna membrane Source: UniProtKB-SubCell
  3. integral component of membrane Source: UniProtKB
Complete GO annotation...

Keywords - Cellular componenti

Golgi apparatus, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 327327Beta-1,4-galactosyltransferase 7
PRO_0000080551Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Glycosylationi154 – 1541N-linked (GlcNAc...) Reviewed prediction

Keywords - PTMi

Glycoprotein

Proteomic databases

PRIDEiQ8R087.

PTM databases

PhosphoSiteiQ8R087.

Expressioni

Gene expression databases

ArrayExpressiQ8R087.
BgeeiQ8R087.
GenevestigatoriQ8R087.

Interactioni

Protein-protein interaction databases

MINTiMINT-4997781.

Structurei

3D structure databases

ProteinModelPortaliQ8R087.
SMRiQ8R087. Positions 81-326.

Family & Domainsi

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni100 – 1045UDP-alpha-D-galactose binding By similarity
Regioni139 – 1413UDP-alpha-D-galactose binding By similarity
Regioni164 – 1652UDP-alpha-D-galactose binding By similarity
Regioni226 – 2294N-acetyl-D-glucosamine binding By similarity
Regioni257 – 2593UDP-alpha-D-galactose binding By similarity

Sequence similaritiesi

Keywords - Domaini

Signal-anchor, Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiNOG305756.
GeneTreeiENSGT00750000117412.
HOGENOMiHOG000286021.
HOVERGENiHBG050654.
InParanoidiQ8R087.
KOiK00733.
OMAiFRFNRAS.
OrthoDBiEOG7C5M8P.
PhylomeDBiQ8R087.
TreeFamiTF312834.

Family and domain databases

Gene3Di3.90.550.10. 1 hit.
InterProiIPR003859. Galactosyl_T.
IPR027791. Galactosyl_T_C.
IPR027995. Galactosyl_T_N.
IPR029044. Nucleotide-diphossugar_trans.
[Graphical view]
PANTHERiPTHR19300. PTHR19300. 1 hit.
PfamiPF02709. Glyco_transf_7C. 1 hit.
PF13733. Glyco_transf_7N. 1 hit.
[Graphical view]
PRINTSiPR02050. B14GALTRFASE.
SUPFAMiSSF53448. SSF53448. 1 hit.

Sequences (2)i

Sequence statusi: Complete.

This entry describes 2 isoformsi produced by alternative splicing. Align

Isoform 1 (identifier: Q8R087-1) [UniParc]FASTAAdd to Basket

This isoform has been chosen as the 'canonical' sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.

« Hide

MLPSRRKAAQ LPWEDGRARL LPGGLRRKCS IFHLFIAFLL LVFFSLLWLQ    50
LSCSGDMAQV TRGQGQETSG PPRACPPEPP PEHWEEDESW GPHRLAVLVP 100
FRERFEELLV FVPHMHRFLS RKRIQHHIYV LNQVDHFRFN RAALINVGFL 150
ESSNSTDYIA MHDVDLLPLN EELDYGFPEA GPFHVASPEL HPLYHYKTYV 200
GGILLLSKQH YQLCNGMSNR FWGWGREDDE FYRRIKGAGL QLFRPSGITT 250
GYQTFRHLHD PAWRKRDQKR IAAQKQEQFK VDREGGLNTV KYRVDSRTAL 300
SIGGAPCTVL NVMLDCDKTA TPWCIFG 327
Length:327
Mass (Da):37,754
Last modified:June 1, 2002 - v1
Checksum:iF79B656325DCFDE0
GO
Isoform 2 (identifier: Q8R087-2) [UniParc]FASTAAdd to Basket

The sequence of this isoform differs from the canonical sequence as follows:
     241-275: Missing.

Show »
Length:292
Mass (Da):33,563
Checksum:iD50E046DBEF4D599
GO

Alternative sequence

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Alternative sequencei241 – 27535Missing in isoform 2.
VSP_014231Add
BLAST

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
BC027195 mRNA. Translation: AAH27195.1.
BC055703 mRNA. Translation: AAH55703.1.
CCDSiCCDS26550.1. [Q8R087-1]
RefSeqiNP_666157.1. NM_146045.1. [Q8R087-1]
XP_006517279.1. XM_006517216.1. [Q8R087-2]
UniGeneiMm.139825.

Genome annotation databases

EnsembliENSMUST00000064701; ENSMUSP00000068532; ENSMUSG00000021504. [Q8R087-1]
ENSMUST00000100764; ENSMUSP00000098327; ENSMUSG00000021504. [Q8R087-2]
GeneIDi218271.
KEGGimmu:218271.
UCSCiuc007qru.1. mouse. [Q8R087-1]
uc011yzw.1. mouse. [Q8R087-2]

Keywords - Coding sequence diversityi

Alternative splicing

Cross-referencesi

Web resourcesi

Functional Glycomics Gateway - GTase

b4GalT7

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
BC027195 mRNA. Translation: AAH27195.1 .
BC055703 mRNA. Translation: AAH55703.1 .
CCDSi CCDS26550.1. [Q8R087-1 ]
RefSeqi NP_666157.1. NM_146045.1. [Q8R087-1 ]
XP_006517279.1. XM_006517216.1. [Q8R087-2 ]
UniGenei Mm.139825.

3D structure databases

ProteinModelPortali Q8R087.
SMRi Q8R087. Positions 81-326.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

MINTi MINT-4997781.

Protein family/group databases

CAZyi GT7. Glycosyltransferase Family 7.

PTM databases

PhosphoSitei Q8R087.

Proteomic databases

PRIDEi Q8R087.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

Ensembli ENSMUST00000064701 ; ENSMUSP00000068532 ; ENSMUSG00000021504 . [Q8R087-1 ]
ENSMUST00000100764 ; ENSMUSP00000098327 ; ENSMUSG00000021504 . [Q8R087-2 ]
GeneIDi 218271.
KEGGi mmu:218271.
UCSCi uc007qru.1. mouse. [Q8R087-1 ]
uc011yzw.1. mouse. [Q8R087-2 ]

Organism-specific databases

CTDi 11285.
MGIi MGI:2384987. B4galt7.

Phylogenomic databases

eggNOGi NOG305756.
GeneTreei ENSGT00750000117412.
HOGENOMi HOG000286021.
HOVERGENi HBG050654.
InParanoidi Q8R087.
KOi K00733.
OMAi FRFNRAS.
OrthoDBi EOG7C5M8P.
PhylomeDBi Q8R087.
TreeFami TF312834.

Enzyme and pathway databases

UniPathwayi UPA00378 .
Reactomei REACT_196489. A tetrasaccharide linker sequence is required for GAG synthesis.

Miscellaneous databases

NextBioi 376224.
PROi Q8R087.
SOURCEi Search...

Gene expression databases

ArrayExpressi Q8R087.
Bgeei Q8R087.
Genevestigatori Q8R087.

Family and domain databases

Gene3Di 3.90.550.10. 1 hit.
InterProi IPR003859. Galactosyl_T.
IPR027791. Galactosyl_T_C.
IPR027995. Galactosyl_T_N.
IPR029044. Nucleotide-diphossugar_trans.
[Graphical view ]
PANTHERi PTHR19300. PTHR19300. 1 hit.
Pfami PF02709. Glyco_transf_7C. 1 hit.
PF13733. Glyco_transf_7N. 1 hit.
[Graphical view ]
PRINTSi PR02050. B14GALTRFASE.
SUPFAMi SSF53448. SSF53448. 1 hit.
ProtoNeti Search...

Publicationsi

  1. "The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)."
    The MGC Project Team
    Genome Res. 14:2121-2127(2004) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 2).
    Strain: FVB/N.
    Tissue: Brain and Colon.

Entry informationi

Entry nameiB4GT7_MOUSE
AccessioniPrimary (citable) accession number: Q8R087
Secondary accession number(s): Q7TNU3
Entry historyi
Integrated into UniProtKB/Swiss-Prot: June 21, 2005
Last sequence update: June 1, 2002
Last modified: September 3, 2014
This is version 105 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. MGD cross-references
    Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot
  2. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  3. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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