Col6a2

Functionⁱ

Collagen VI acts as a cell-binding protein.

GO - Molecular functionⁱ

extracellular matrix structural constituent conferring tensile strength
Source: BHF-UCL
Inferred from high throughput direct assayⁱ
- 22159717
- 28071719

View the complete GO annotation on QuickGO ...

GO - Biological processⁱ

cell adhesion Source: UniProtKB-KW
growth plate cartilage chondrocyte morphogenesis
Source: GO_Central
Inferred from biological aspect of ancestorⁱ
- 21873635
protein heterotrimerization
Source: MGI
Inferred from sequence orthologyⁱ
- 18400749
response to glucose Source: Ensembl

View the complete GO annotation on QuickGO ...

Keywordsⁱ

Biological process	Cell adhesion

Biological process

Cell adhesion

Enzyme and pathway databases

Reactomeⁱ	R-MMU-1442490 Collagen degradation R-MMU-1650814 Collagen biosynthesis and modifying enzymes R-MMU-186797 Signaling by PDGF R-MMU-2022090 Assembly of collagen fibrils and other multimeric structures R-MMU-216083 Integrin cell surface interactions R-MMU-3000178 ECM proteoglycans R-MMU-419037 NCAM1 interactions R-MMU-8948216 Collagen chain trimerization

Reactomeⁱ

R-MMU-1442490 Collagen degradation
R-MMU-1650814 Collagen biosynthesis and modifying enzymes
R-MMU-186797 Signaling by PDGF
R-MMU-2022090 Assembly of collagen fibrils and other multimeric structures
R-MMU-216083 Integrin cell surface interactions
R-MMU-3000178 ECM proteoglycans
R-MMU-419037 NCAM1 interactions
R-MMU-8948216 Collagen chain trimerization

Names & Taxonomyⁱ

Protein namesⁱ	Recommended name: Collagen alpha-2(VI) chain
Gene namesⁱ	Name:Col6a2
Organismⁱ	Mus musculus (Mouse)
Taxonomic identifierⁱ	10090 [NCBI]
Taxonomic lineageⁱ	cellular organisms › Eukaryota › Opisthokonta › Metazoa › Eumetazoa › Bilateria › Deuterostomia › Chordata › Craniata › Vertebrata › Gnathostomata › Teleostomi › Euteleostomi › Sarcopterygii › Dipnotetrapodomorpha › Tetrapoda › Amniota › Mammalia › Theria › Eutheria › Boreoeutheria › Euarchontoglires › Glires › Rodentia › Myomorpha › Muroidea › Muridae › Murinae › Mus › Mus
Proteomesⁱ	UP000000589 Componentⁱ: Chromosome 10

Organism-specific databases

MGIⁱ	MGI:88460 Col6a2

Keywords - Cellular componentⁱ

Extracellular matrix, Membrane, Secreted

PTM / Processingⁱ

Molecule processing

Feature key	Position(s)	DescriptionActions	Graphical view	Length
Signal peptideⁱ	1 – 25	Sequence analysisAdd BLAST		25
ChainⁱPRO_0000005833	26 – 1034	Collagen alpha-2(VI) chainAdd BLAST		1009

Amino acid modifications

Feature key	Position(s)	DescriptionActions	Length
Glycosylationⁱ	155	N-linked (GlcNAc...) asparagineSequence analysis	1
Glycosylationⁱ	342	N-linked (GlcNAc...) asparagineSequence analysis	1
Glycosylationⁱ	645	N-linked (GlcNAc...) asparagineSequence analysis	1
Modified residueⁱ	716	PhosphothreonineBy similarity	1
Modified residueⁱ	720	PhosphoserineBy similarity	1
Glycosylationⁱ	800	N-linked (GlcNAc...) asparagineSequence analysis	1
Glycosylationⁱ	912	N-linked (GlcNAc...) asparagineSequence analysis	1

Post-translational modificationⁱ

Prolines at the third position of the tripeptide repeating unit (G-X-Y) are hydroxylated in some or all of the chains.

Keywords - PTMⁱ

Glycoprotein, Hydroxylation, Phosphoprotein

Proteomic databases

MaxQB - The MaxQuant DataBase More...MaxQBⁱ	Q02788
PaxDbⁱ	Q02788
PeptideAtlas More...PeptideAtlasⁱ	Q02788
PRIDEⁱ	Q02788

2D gel databases

REPRODUCTION-2DPAGE More...REPRODUCTION-2DPAGEⁱ	Q02788

REPRODUCTION-2DPAGEⁱ

Q02788

PTM databases

iPTMnetⁱ	Q02788
PhosphoSitePlusⁱ	Q02788

Expressionⁱ

Tissue specificityⁱ

Highly expressed in adipose tissue, lung, adrenal glands and ovary. Lower levels in testis, tongue, skin, kidney, heart, intestine and spleen. No expression in skeletal muscle or liver.

Gene expression databases

Bgeeⁱ	ENSMUSG00000020241 Expressed in 241 organ(s), highest expression level in male reproductive system
CleanExⁱ	MM_COL6A2
ExpressionAtlasⁱ	Q02788 baseline and differential
Genevisibleⁱ	Q02788 MM

Interactionⁱ

Subunit structureⁱ

Trimers composed of three different chains: alpha-1(VI), alpha-2(VI), and alpha-3(VI) or alpha-4(VI) or alpha-5(VI) or alpha-6(VI). Interacts with CSPG4 (By similarity).By similarity

Protein-protein interaction databases

ComplexPortalⁱ	CPX-2965 Collagen type VI trimer
IntActⁱ	Q02788, 4 interactors
Molecular INTeraction database More...MINTⁱ	Q02788
STRINGⁱ	10090.ENSMUSP00000001181

Structureⁱ

3D structure databases

ProteinModelPortalⁱ	Q02788
ModBaseⁱ	Search...
MobiDBⁱ	Search...

Family & Domainsⁱ

Domains and Repeats

Feature key	Position(s)	DescriptionActions	Length
Domainⁱ	61 – 249	VWFA 1PROSITE-ProRule annotationAdd BLAST	189
Domainⁱ	630 – 820	VWFA 2PROSITE-ProRule annotationAdd BLAST	191
Domainⁱ	848 – 1029	VWFA 3PROSITE-ProRule annotationAdd BLAST	182

Region

Feature key	Position(s)	DescriptionActions	Length
Regionⁱ	26 – 270	Nonhelical regionAdd BLAST	245
Regionⁱ	271 – 605	Triple-helical regionAdd BLAST	335
Regionⁱ	606 – 1034	Nonhelical regionAdd BLAST	429

Motif

Feature key	Position(s)	DescriptionActions	Length
Motifⁱ	381 – 383	Cell attachment siteSequence analysis	3
Motifⁱ	441 – 443	Cell attachment siteSequence analysis	3
Motifⁱ	504 – 506	Cell attachment siteSequence analysis	3
Motifⁱ	513 – 515	Cell attachment siteSequence analysis	3
Motifⁱ	554 – 556	Cell attachment siteSequence analysis	3

Sequence similaritiesⁱ

Belongs to the type VI collagen family.Curated

Keywords - Domainⁱ

Collagen, Repeat, Signal

Phylogenomic databases

eggNOGⁱ	ENOG410IS7F Eukaryota ENOG410XT53 LUCA
Ensembl GeneTree More...GeneTreeⁱ	ENSGT00820000126981
HOGENOMⁱ	HOG000111863
HOVERGENⁱ	HBG051051
InParanoidⁱ	Q02788
KEGG Orthology (KO) More...KOⁱ	K06238
Database of Orthologous Groups More...OrthoDBⁱ	EOG091G020V
PhylomeDBⁱ	Q02788
TreeFamⁱ	TF331207

Family and domain databases

Gene3Dⁱ	3.40.50.410, 3 hits
InterProⁱ	View protein in InterPro IPR008160 Collagen IPR002035 VWF_A IPR036465 vWFA_dom_sf
Pfam protein domain database More...Pfamⁱ	View protein in Pfam PF01391 Collagen, 5 hits PF00092 VWA, 3 hits
SMARTⁱ	View protein in SMART SM00327 VWA, 3 hits
SUPFAMⁱ	SSF53300 SSF53300, 3 hits
PROSITEⁱ	View protein in PROSITE PS50234 VWFA, 3 hits

Sequence (1+)ⁱ

Sequence statusⁱ: Complete.

Sequence processingⁱ: The displayed sequence is further processed into a mature form.

This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show all Align All

Q02788-1 [UniParc]FASTA Add to basket

« Hide

        10         20         30         40         50
MTTIKMLQGP LSVLLIGGLL GVLHAQQQEA ISPQEQEAVS PDISTTERNN 
        60         70         80         90        100
NCPEKADCPV NVYFVLDTSE SVAMQSPTDS LLYHMQQFVP QFISQLQNEF 
       110        120        130        140        150
YLDQVALSWR YGGLHFSDQV EVFSPPGSDR ASFTKSLQGI RSFRRGTFTD 
       160        170        180        190        200
CALANMTQQI RQHVGKGVVN FAVVITDGHV TGSPCGGIKM QAERAREEGI 
       210        220        230        240        250
RLFAVAPNRN LNEQGLRDIA NSPHELYRNN YATMRPDSTE IDQDTINRII 
       260        270        280        290        300
KVMKHEAYGE CYKVSCLEIP GPHGPKGYRG QKGAKGNMGE PGEPGQKGRQ 
       310        320        330        340        350
GDPGIEGPIG FPGPKGVPGF KGEKGEFGSD GRKGAPGLAG KNGTDGQKGK 
       360        370        380        390        400
LGRIGPPGCK GDPGSRGPDG YPGEAGSPGE RGDQGAKGDS GRPGRRGPPG 
       410        420        430        440        450
DPGDKGSKGY QGNNGAPGSP GVKGGKGGPG PRGPKGEPGR RGDPGTKGGP 
       460        470        480        490        500
GSDGPKGEKG DPGPEGPRGL AGEVGSKGAK GDRGLPGPRG PQGALGEPGK 
       510        520        530        540        550
QGSRGDPGDA GPRGDSGQPG PKGDPGRPGF SYPGPRGTPG EKGEPGPPGP 
       560        570        580        590        600
EGGRGDFGLK GTPGRKGDKG EPADPGPPGE PGPRGPRGIP GPEGEPGPPG 
       610        620        630        640        650
DPGLTECDVM TYVRETCGCC DCEKRCGALD VVFVIDSSES IGYTNFTLEK 
       660        670        680        690        700
NFVINVVNRL GAIAKDPKSE TGTRVGVVQY SHEGTFEAIR LDDERVNSLS 
       710        720        730        740        750
SFKEAVKNLE WIAGGTWTPS ALKFAYNQLI KESRRQKTRV FAVVITDGRH 
       760        770        780        790        800
DPRDDDLNLR ALCDRDVTVT AIGIGDMFHE THESENLYSI ACDKPQQVRN 
       810        820        830        840        850
MTLFSDLVAE KFIDDMEDVL CPDPQIVCPE LPCQTELYVA QCTQRPVDIV 
       860        870        880        890        900
FLLDGSERLG EQNFHKVRRF VEDVSRRLTL ARRDDDPLNA RMALLQYGSQ 
       910        920        930        940        950
NQQQVAFPLT YNVTTIHEAL ERATYLNSFS HVGTGIVHAI NNVVRGARGG 
       960        970        980        990       1000
ARRHAELSFV FLTDGVTGND SLEESVHSMR KQNVVPTVVA VGGDVDMDVL 
      1010       1020       1030 
TKISLGDRAA IFREKDFDSL AQPSFFDRFI RWIC

Length:1,034

Mass (Da):110,334

Last modified:February 6, 2007 - v3

Checksum:ⁱDC56F4CC552E9997

GO

Computationally mapped potential isoform sequencesⁱ

There is 1 potential isoform mapped to this entry.BLAST Align Show all Add to basket

	Entry	Entry name		Protein names	Gene names	Length	Annotation

	D3Z7D5	D3Z7D5_MOUSE		Collagen alpha-2(VI) chain Collagen alpha-2(VI) chain	Col6a2	933	Annotation score:

Sequence cautionⁱ

The sequence BAC31374 differs from that shown. Reason: Erroneous initiation.Curated

The sequence CAA46541 differs from that shown. Reason: Frameshift at position 4.Curated

The sequence CAA46541 differs from that shown. Reason: Erroneous initiation. Translation N-terminally extended.Curated

Experimental Info

Feature key	Position(s)	DescriptionActions	Length
Sequence conflictⁱ	12	S → P in CAA46541 (Ref. 1) Curated	1
Sequence conflictⁱ	205	V → L in CAA46541 (Ref. 1) Curated	1
Sequence conflictⁱ	273	H → S in AAA37441 (PubMed:1709252).Curated	1
Sequence conflictⁱ	809	A → S in CAA79153 (PubMed:8489506).Curated	1
Sequence conflictⁱ	853	L → Q in CAA46541 (Ref. 1) Curated	1
Sequence conflictⁱ	853	L → Q in CAA44206 (PubMed:8380980).Curated	1
Sequence conflictⁱ	967 – 971	TGNDS → GNDSL in CAA46541 (Ref. 1) Curated	5
Sequence conflictⁱ	967 – 971	TGNDS → GNDSL in CAA44206 (PubMed:8380980).Curated	5
Sequence conflictⁱ	981 – 982	KQ → TR in CAA46541 (Ref. 1) Curated	2
Sequence conflictⁱ	981 – 982	KQ → TR in CAA44206 (PubMed:8380980).Curated	2

Sequence databases

Select the link destinations: EMBLⁱ GenBankⁱ DDBJⁱ Links Updated	X65582 mRNA Translation: CAA46541.1 Sequence problems. BC034414 mRNA Translation: AAH34414.1 AK042826 mRNA Translation: BAC31374.2 Different initiation. X62332 mRNA Translation: CAA44206.1 L06343 mRNA Translation: AAA37441.1 Z18272 mRNA Translation: CAA79153.1
The Consensus CDS (CCDS) project More...CCDSⁱ	CCDS23951.1
PIRⁱ	S21369 S32604
NCBI Reference Sequences More...RefSeqⁱ	NP_001334136.1, NM_001347207.1 NP_666119.1, NM_146007.2
UniGeneⁱ	Mm.1949

Genome annotation databases

Ensemblⁱ	ENSMUST00000001181; ENSMUSP00000001181; ENSMUSG00000020241
GeneIDⁱ	12834
KEGGⁱ	mmu:12834
UCSC genome browser More...UCSCⁱ	uc007fuu.2 mouse

Similar proteinsⁱ

90% Identity
50% Identity

Protein	Similar proteins		Species	Score	Length	Source
Q02788	Collagen alpha-2(VI) chain isoform 2C2		CALJA		1018	UniRef90_Q02788
Uncharacterized protein		Cebus capucinus imitator		1018
Uncharacterized protein		RABIT		981
UPI00038C55F7		MICOH		1040
UPI000A317055		MUSCR		1034
+6

Protein	Similar proteins		Species	Score	Length	Source
Q02788	Collagen alpha-2(VI) chain		HUMAN		1019	UniRef50_P12110
Collagen alpha-2(VI) chain		CHICK		1022
Collagen type VI alpha 2 chain		BOVIN		1027
collagen alpha-2(VI) chain isoform X1		PHYCD		1027
collagen alpha-2(VI) chain isoform X1		LIPVE		1027
+567

Cross-referencesⁱ

Sequence databases

Select the link destinations: EMBLⁱ GenBankⁱ DDBJⁱ Links Updated	X65582 mRNA Translation: CAA46541.1 Sequence problems. BC034414 mRNA Translation: AAH34414.1 AK042826 mRNA Translation: BAC31374.2 Different initiation. X62332 mRNA Translation: CAA44206.1 L06343 mRNA Translation: AAA37441.1 Z18272 mRNA Translation: CAA79153.1
CCDSⁱ	CCDS23951.1
PIRⁱ	S21369 S32604
RefSeqⁱ	NP_001334136.1, NM_001347207.1 NP_666119.1, NM_146007.2
UniGeneⁱ	Mm.1949

3D structure databases

ProteinModelPortalⁱ	Q02788
ModBaseⁱ	Search...
MobiDBⁱ	Search...

Protein-protein interaction databases

ComplexPortalⁱ	CPX-2965 Collagen type VI trimer
IntActⁱ	Q02788, 4 interactors
MINTⁱ	Q02788
STRINGⁱ	10090.ENSMUSP00000001181

PTM databases

iPTMnetⁱ	Q02788
PhosphoSitePlusⁱ	Q02788

2D gel databases

REPRODUCTION-2DPAGEⁱ	Q02788

REPRODUCTION-2DPAGEⁱ

Q02788

Proteomic databases

MaxQBⁱ	Q02788
PaxDbⁱ	Q02788
PeptideAtlasⁱ	Q02788
PRIDEⁱ	Q02788

Protocols and materials databases

Structural Biology Knowledgebase	Search...

Structural Biology Knowledgebase

Search...

Genome annotation databases

Ensemblⁱ	ENSMUST00000001181; ENSMUSP00000001181; ENSMUSG00000020241
GeneIDⁱ	12834
KEGGⁱ	mmu:12834
UCSCⁱ	uc007fuu.2 mouse

Organism-specific databases

CTDⁱ	1292
MGIⁱ	MGI:88460 Col6a2

Phylogenomic databases

eggNOGⁱ	ENOG410IS7F Eukaryota ENOG410XT53 LUCA
GeneTreeⁱ	ENSGT00820000126981
HOGENOMⁱ	HOG000111863
HOVERGENⁱ	HBG051051
InParanoidⁱ	Q02788
KOⁱ	K06238
OrthoDBⁱ	EOG091G020V
PhylomeDBⁱ	Q02788
TreeFamⁱ	TF331207

Enzyme and pathway databases

Reactomeⁱ	R-MMU-1442490 Collagen degradation R-MMU-1650814 Collagen biosynthesis and modifying enzymes R-MMU-186797 Signaling by PDGF R-MMU-2022090 Assembly of collagen fibrils and other multimeric structures R-MMU-216083 Integrin cell surface interactions R-MMU-3000178 ECM proteoglycans R-MMU-419037 NCAM1 interactions R-MMU-8948216 Collagen chain trimerization

Reactomeⁱ

R-MMU-1442490 Collagen degradation
R-MMU-1650814 Collagen biosynthesis and modifying enzymes
R-MMU-186797 Signaling by PDGF
R-MMU-2022090 Assembly of collagen fibrils and other multimeric structures
R-MMU-216083 Integrin cell surface interactions
R-MMU-3000178 ECM proteoglycans
R-MMU-419037 NCAM1 interactions
R-MMU-8948216 Collagen chain trimerization

Miscellaneous databases

ChiTaRSⁱ	Col6a2 mouse
Protein Ontology More...PROⁱ	PR:Q02788
SOURCEⁱ	Search...

Gene expression databases

Bgeeⁱ	ENSMUSG00000020241 Expressed in 241 organ(s), highest expression level in male reproductive system
CleanExⁱ	MM_COL6A2
ExpressionAtlasⁱ	Q02788 baseline and differential
Genevisibleⁱ	Q02788 MM

Family and domain databases

Gene3Dⁱ	3.40.50.410, 3 hits
InterProⁱ	View protein in InterPro IPR008160 Collagen IPR002035 VWF_A IPR036465 vWFA_dom_sf
Pfamⁱ	View protein in Pfam PF01391 Collagen, 5 hits PF00092 VWA, 3 hits
SMARTⁱ	View protein in SMART SM00327 VWA, 3 hits
SUPFAMⁱ	SSF53300 SSF53300, 3 hits
PROSITEⁱ	View protein in PROSITE PS50234 VWFA, 3 hits
ProtoNetⁱ	Search...

Entry informationⁱ

Entry nameⁱ	CO6A2_MOUSE
Accessionⁱ	Q02788Primary (citable) accession number: Q02788 Secondary accession number(s): Q05505, Q8C972, Q8K229
Entry historyⁱ	Integrated into UniProtKB/Swiss-Prot:	December 15, 1998
	Last sequence update:	February 6, 2007
	Last modified:	November 7, 2018
	This is version 163 of the entry and version 3 of the sequence. See complete history.
Entry statusⁱ	Reviewed (UniProtKB/Swiss-Prot)
Annotation program	Chordata Protein Annotation Program

Miscellaneousⁱ

Keywords - Technical termⁱ

Complete proteome, Reference proteome

Documents

SIMILARITY comments
Index of protein domains and families
MGD cross-references
Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot

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UniParc

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UniRef

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Annotation systems

Supporting data

UniProtKB - Q02788 (CO6A2_MOUSE)

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Collagen alpha-2(VI) chain

Select a section on the left to see content.

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functioni

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functioni

GO - Biological processi

Enzyme and pathway databases

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyi

Organism-specific databases

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationi

Extracellular region or secreted

Other locations

Extracellular region or secreted

Plasma Membrane

Other locations

Keywords - Cellular componenti

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingi

Molecule processing

Amino acid modifications

Keywords - PTMi

Proteomic databases

2D gel databases

PTM databases

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressioni

Gene expression databases

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactioni

Protein-protein interaction databases

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structurei

3D structure databases

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsi

Domains and Repeats

Region

Motif

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesi

Keywords - Domaini

Phylogenomic databases

Family and domain databases

<p>This subsection of the ‘Sequence’ section reports difference(s) between the protein sequence shown in the UniProtKB entry and other available protein sequences derived from the same gene.<p><a href='/help/sequence_caution' target='_top'>More...</a></p>Sequence cautioni

Experimental Info

Sequence databases

Genome annotation databases

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesi

Sequence databases

3D structure databases

Protein-protein interaction databases

PTM databases

2D gel databases

Proteomic databases

Protocols and materials databases

Genome annotation databases

Organism-specific databases

Phylogenomic databases

Enzyme and pathway databases

Miscellaneous databases

Gene expression databases

Family and domain databases

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationi

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousi

Keywords - Technical termi

Documents

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Functionⁱ

GO - Molecular functionⁱ

GO - Biological processⁱ

Names & Taxonomyⁱ

Subcellular locationⁱ

Keywords - Cellular componentⁱ

PTM / Processingⁱ

Keywords - PTMⁱ

Expressionⁱ

Interactionⁱ

Structureⁱ

Family & Domainsⁱ

Sequence similaritiesⁱ

Keywords - Domainⁱ

Sequence cautionⁱ

Cross-referencesⁱ

Entry informationⁱ

Miscellaneousⁱ

Keywords - Technical termⁱ