Gene
Entrez ID Entrez Gene ID - the GENE ID in NCBI Gene database.
8972
Gene name Gene Name - the full gene name approved by the HGNC.
Maltase-glucoamylase
Gene symbol Gene Symbol - the official gene symbol approved by the HGNC.
MGAM
Synonyms (NCBI Gene) Gene synonyms aliases
MG, MGA
Chromosome Chromosome number
7
Chromosome location Chromosomal Location - indicates the cytogenetic location of the gene or region on the chromosome.
7q34
Summary Summary of gene provided in NCBI Entrez Gene.
This gene encodes maltase-glucoamylase, which is a brush border membrane enzyme that plays a role in the final steps of digestion of starch. The protein has two catalytic sites identical to those of sucrase-isomaltase, but the proteins are only 59% homolo
miRNA miRNA information provided by mirtarbase database.
miRTarBase ID miRNA Experiments Reference
MIRT672536 hsa-miR-3929 HITS-CLIP 23824327
MIRT672537 hsa-miR-4419b HITS-CLIP 23824327
MIRT672535 hsa-miR-4478 HITS-CLIP 23824327
MIRT672534 hsa-miR-5588-3p HITS-CLIP 23824327
MIRT672533 hsa-miR-2114-5p HITS-CLIP 23824327
Gene ontology (GO) Gene ontology information of associated ontologies with gene provided by GO database.
GO ID Ontology Definition Evidence Reference
GO:0000023 Process Maltose metabolic process IEA
GO:0003824 Function Catalytic activity TAS 9446624
GO:0004339 Function Glucan 1,4-alpha-glucosidase activity IEA
GO:0004553 Function Hydrolase activity, hydrolyzing O-glycosyl compounds IBA 21873635
GO:0004558 Function Alpha-1,4-glucosidase activity IBA 21873635
Other IDs Other ids provides unique ids of gene in databases such as OMIM, HGNC, ENSEMBLE.
MIM HGNC e!Ensembl
154360 7043 ENSG00000257335
Protein
UniProt ID O43451
Protein name Maltase-glucoamylase (Alpha-1,4-glucosidase) (EC 3.2.1.20)
Protein function Alpha-(1,4) exo-glucosidase involved in breakdown of dietary starch oligosaccharides in small intestine. Cleaves the non-reducing alpha-(1,4)-linked glucose residue in linear dextrins with retention of anomeric center stereochemistry (PubMed:125
PDB 2QLY , 2QMJ , 3CTT , 3L4T , 3L4U , 3L4V , 3L4W , 3L4X , 3L4Y , 3L4Z , 3TON , 3TOP
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00088 Trefoil 90 133 Trefoil (P-type) domain Domain
PF16863 NtCtMGAM_N 150 259 N-terminal barrel of NtMGAM and CtMGAM, maltase-glucoamylase Domain
PF01055 Glyco_hydro_31 349 821 Glycosyl hydrolases family 31 Family
PF00088 Trefoil 957 999 Trefoil (P-type) domain Domain
PF16863 NtCtMGAM_N 1014 1127 N-terminal barrel of NtMGAM and CtMGAM, maltase-glucoamylase Domain
PF01055 Glyco_hydro_31 1215 1717 Glycosyl hydrolases family 31 Family
Tissue specificity TISSUE SPECIFICITY: Broadly expressed. Highly expressed in small intestine. Expressed in granulocytes. {ECO:0000269|PubMed:24309898, ECO:0000269|PubMed:9446624}.
Sequence
MARKKLKKFTTLEIVLSVLLLVLFIISIVLIVLLAKESLKSTAPDPGTTGTPDPGTTGTP
DPGTTGTTHARTTGPPDPGTTGTTPVSAECPVVNELERINCIPDQPPTKATCDQRGCCWN
PQGAVSVPWCYYS
KNHSYHVEGNLVNTNAGFTARLKNLPSSPVFGSNVDNVLLTAEYQTS
NRFHFKLTDQTNNRFEVPHEHVQSFSGNAAASLTYQVEISRQPFSIKVTRRSNNRVLFDS
SIGPLLFADQFLQLSTRLP
STNVYGLGEHVHQQYRHDMNWKTWPIFNRDTTPNGNGTNLY
GAQTFFLCLEDASGLSFGVFLMNSNAMEVVLQPAPAITYRTIGGILDFYVFLGNTPEQVV
QEYLELIGRPALPSYWALGFHLSRYEYGTLDNMREVVERNRAAQLPYDVQHADIDYMDER
RDFTYDSVDFKGFPEFVNELHNNGQKLVIIVDPAISNNSSSSKPYGPYDRGSDMKIWVNS
SDGVTPLIGEVWPGQTVFPDYTNPNCAVWWTKEFELFHNQVEFDGIWIDMNEVSNFVDGS
VSGCSTNNLNNPPFTPRILDGYLFCKTLCMDAVQHWGKQYDIHNLYGYSMAVATAEAAKT
VFPNKRSFILTRSTFAGSGKFAAHWLGDNTATWDDLRWSIPGVLEFNLFGIPMVGPDICG
FALDTPEELCRRWMQLGAFYPFSRNHNGQGYKDQDPASFGADSLLLNSSRHYLNIRYTLL
PYLYTLFFRAHSRGDTVARPLLHEFYEDNSTWDVHQQFLWGPGLLITPVLDEGAEKVMAY
VPDAVWYDYETGSQVRWRKQKVEMELPGDKIGLHLRGGYIF
PTQQPNTTTLASRKNPLGL
IIALDENKEAKGELFWDNGETKDTVANKVYLLCEFSVTQNRLEVNISQSTYKDPNNLAFN
EIKILGTEEPSNVTVKHNGVPSQTSPTVTYDSNLKVAIITDIDLLLGEAYTVEWSIKIRD
EEKIDCYPDENGASAENCTARGCIWEASNSSGVPFCYFV
NDLYSVSDVQYNSHGATADIS
LKSSVYANAFPSTPVNPLRLDVTYHKNEMLQFKIYDPNKNRYEVPVPLNIPSMPSSTPEG
QLYDVLIKKNPFGIEIRRKSTGTIIWDSQLLGFTFSDMFIRISTRLP
SKYLYGFGETEHR
SYRRDLEWHTWGMFSRDQPPGYKKNSYGVHPYYMGLEEDGSAHGVLLLNSNAMDVTFQPL
PALTYRTTGGVLDFYVFLGPTPELVTQQYTELIGRPVMVPYWSLGFQLCRYGYQNDSEIA
SLYDEMVAAQIPYDVQYSDIDYMERQLDFTLSPKFAGFPALINRMKADGMRVILILDPAI
SGNETQPYPAFTRGVEDDVFIKYPNDGDIVWGKVWPDFPDVVVNGSLDWDSQVELYRAYV
AFPDFFRNSTAKWWKREIEELYNNPQNPERSLKFDGMWIDMNEPSSFVNGAVSPGCRDAS
LNHPPYMPHLESRDRGLSSKTLCMESQQILPDGSLVQHYNVHNLYGWSQTRPTYEAVQEV
TGQRGVVITRSTFPSSGRWAGHWLGDNTAAWDQLKKSIIGMMEFSLFGISYTGADICGFF
QDAEYEMCVRWMQLGAFYPFSRNHNTIGTRRQDPVSWDVAFVNISRTVLQTRYTLLPYLY
TLMHKAHTEGVTVVRPLLHEFVSDQVTWDIDSQFLLGPAFLVSPVLERNARNVTAYFPRA
RWYDYYTGVDINARGEWKTLPAPLDHINLHVRGGYIL
PWQEPALNTHLSRQKFMGFKIAL
DDEGTAGGWLFWDDGQSIDTYGKGLYYLASFSASQNTMQSHIIFNNYITGTNPLKLGYIE
IWGVGSVPVTSVSISVSGMVITPSFNNDPTTQVLSIDVTDRNISLHNFTSLTWISTL
Sequence length 1857
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG   Reactome
  Galactose metabolism
Starch and sucrose metabolism
Metabolic pathways
Carbohydrate digestion and absorption
  Digestion of dietary carbohydrate
Neutrophil degranulation
Associated diseases Disease information provided by ClinVar, GenCC, and GWAS databases.
Causal
Disease term Disease name dbSNP ID References
Cardiomyopathy Cardiomyopathy, Familial Idiopathic rs267607003, rs267607002, rs267607004, rs63750743, rs121908333, rs121908334, rs104894655, rs121434420, rs121434421, rs193922674, rs111517471, rs121908987, rs193922384, rs121909374, rs121909377
View all (900 more)
29495422
Unknown
Disease term Disease name Evidence References Source
Metabolic Syndrome Metabolic Syndrome GWAS
Associations from Text Mining
Disease Name Relationship Type References
Aortic Aneurysm Abdominal Associate 29439675
Behcet Syndrome Associate 34040049
Bronchopulmonary Dysplasia Associate 40244055
Cleft Lip Associate 25776870
Diabetes Mellitus Type 2 Associate 22058037
Glycogen Storage Disease Type II Associate 16702880
Idiopathic Interstitial Pneumonias Associate 25058599
Irritable Bowel Syndrome Associate 31557950
Obesity Associate 22058037
Squamous Cell Carcinoma of Head and Neck Associate 23405089