Gene Gene information from NCBI Gene database.
Entrez ID 338
Gene name Apolipoprotein B
Gene symbol APOB
Synonyms (NCBI Gene)
FCHL2FLDBLDLCQ4apoB-100apoB-48
Chromosome 2
Chromosome location 2p24.1
Summary This gene product is the main apolipoprotein of chylomicrons and low density lipoproteins (LDL), and is the ligand for the LDL receptor. It occurs in plasma as two main isoforms, apoB-48 and apoB-100: the former is synthesized exclusively in the gut and t
SNPs SNP information provided by dbSNP.
120
SNP ID Visualize variation Clinical significance Consequence
rs693 G>A Likely-benign, benign, benign-likely-benign, drug-response Synonymous variant, coding sequence variant
rs1799812 C>T Benign, conflicting-interpretations-of-pathogenicity, benign-likely-benign Synonymous variant, coding sequence variant
rs1800480 G>A,C Conflicting-interpretations-of-pathogenicity 5 prime UTR variant
rs1801696 C>T Conflicting-interpretations-of-pathogenicity Coding sequence variant, missense variant
rs1801698 T>C Likely-benign, uncertain-significance, conflicting-interpretations-of-pathogenicity Coding sequence variant, missense variant
miRNA miRNA information provided by mirtarbase database.
48
miRTarBase ID miRNA Experiments Reference
MIRT665099 hsa-miR-624-5p HITS-CLIP 23824327
MIRT621332 hsa-miR-499b-5p HITS-CLIP 23824327
MIRT621331 hsa-miR-1911-5p HITS-CLIP 23824327
MIRT621330 hsa-miR-502-5p HITS-CLIP 23824327
MIRT621329 hsa-miR-6869-5p HITS-CLIP 23824327
Transcription factors Transcription factors information provided by TRRUST V2 database.
7
Transcription factor Regulation Reference
FOXA1 Activation 8441395
HNF4A Unknown 1639815
NR2F1 Unknown 1639815
NR2F6 Unknown 1639815
PPARA Activation 11925428
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
94
GO ID Ontology Definition Evidence Reference
GO:0001701 Process In utero embryonic development IEA
GO:0005319 Function Lipid transporter activity IEA
GO:0005515 Function Protein binding IPI 8245722, 16203724, 21911577, 22580899, 24447298, 25108285, 26224785, 27138255, 27487388
GO:0005543 Function Phospholipid binding IDA 7126555
GO:0005576 Component Extracellular region HDA 27068509
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
107730 603 ENSG00000084674
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P04114
Protein name Apolipoprotein B-100 (Apo B-100) [Cleaved into: Apolipoprotein B-48 (Apo B-48)]
Protein function Apolipoprotein B is a major protein constituent of chylomicrons (apo B-48), LDL (apo B-100) and VLDL (apo B-100). Apo B-100 functions as a recognition signal for the cellular binding and internalization of LDL particles by the apoB/E receptor.
PDB 9BD1 , 9BD8 , 9BDE , 9BDT , 9COO , 9E9R , 9EA7 , 9EAG
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF01347 Vitellogenin_N 46 598 Lipoprotein amino terminal region Family
PF09172 DUF1943 632 938 Domain of unknown function (DUF1943) Domain
PF06448 DUF1081 960 1071 Domain of Unknown Function (DUF1081) Family
PF12491 ApoB100_C 4494 4550 Apolipoprotein B100 C terminal Family
Sequence
MDPPRPALLALLALPALLLLLLAGARAEEEMLENVSLVCPKDATRFKHLRKYTYNYEAES
SSGVPGTADSRSATRINCKVELEVPQLCSFILKTSQCTLKEVYGFNPEGKALLKKTKNSE
EFAAAMSRYELKLAIPEGKQVFLYPEKDEPTYILNIKRGIISALLVPPETEEAKQVLFLD
TVYGNCSTHFTVKTRKGNVATEISTERDLGQCDRFKPIRTGISPLALIKGMTRPLSTLIS
SSQSCQYTLDAKRKHVAEAICKEQHLFLPFSYKNKYGMVAQVTQTLKLEDTPKINSRFFG
EGTKKMGLAFESTKSTSPPKQAEAVLKTLQELKKLTISEQNIQRANLFNKLVTELRGLSD
EAVTSLLPQLIEVSSPITLQALVQCGQPQCSTHILQWLKRVHANPLLIDVVTYLVALIPE
PSAQQLREIFNMARDQRSRATLYALSHAVNNYHKTNPTGTQELLDIANYLMEQIQDDCTG
DEDYTYLILRVIGNMGQTMEQLTPELKSSILKCVQSTKPSLMIQKAAIQALRKMEPKDKD
QEVLLQTFLDDASPGDKRLAAYLMLMRSPSQADINKIVQILPWEQNEQVKNFVASHIA
NI
LNSEELDIQDLKKLVKEALKESQLPTVMDFRKFSRNYQLYKSVSLPSLDPASAKIEGNLI
FDPNNYLPKESMLKTTLTAFGFASADLIEIGLEGKGFEPTLEALFGKQGFFPDSVNKALY
WVNGQVPDGVSKVLVDHFGYTKDDKHEQDMVNGIMLSVEKLIKDLKSKEVPEARAYLRIL
GEELGFASLHDLQLLGKLLLMGARTLQGIPQMIGEVIRKGSKNDFFLHYIFMENAFELPT
GAGLQLQISSSGVIAPGAKAGVKLEVANMQAELVAKPSVSVEFVTNMGIIIPDFARSGVQ
MNTNFFHESGLEAHVALKAGKLKFIIPSPKRPVKLLSG
GNTLHLVSTTKTEVIPPLIENR
QSWSVCKQVFPGLNYCTSGAYSNASSTDSASYYPLTGDTRLELELRPTGEIEQYSVSATY
ELQREDRALVDTLKFVTQAEGAKQTEATMTFKYNRQSMTLSSEVQIPDFDV
DLGTILRVN
DESTEGKTSYRLTLDIQNKKITEVALMGHLSCDTKEERKIKGVISIPRLQAEARSEILAH
WSPAKLLLQMDSSATAYGSTVSKRVAWHYDEEKIEFEWNTGTNVDTKKMTSNFPVDLSDY
PKSLHMYANRLLDHRVPQTDMTFRHVGSKLIVAMSSWLQKASGSLPYTQTLQDHLNSLKE
FNLQNMGLPDFHIPENLFLKSDGRVKYTLNKNSLKIEIPLPFGGKSSRDLKMLETVRTPA
LHFKSVGFHLPSREFQVPTFTIPKLYQLQVPLLGVLDLSTNVYSNLYNWSASYSGGNTST
DHFSLRARYHMKADSVVDLLSYNVQGSGETTYDHKNTFTLSYDGSLRHKFLDSNIKFSHV
EKLGNNPVSKGLLIFDASSSWGPQMSASVHLDSKKKQHLFVKEVKIDGQFRVSSFYAKGT
YGLSCQRDPNTGRLNGESNLRFNSSYLQGTNQITGRYEDGTLSLTSTSDLQSGIIKNTAS
LKYENYELTLKSDTNGKYKNFATSNKMDMTFSKQNALLRSEYQADYESLRFFSLLSGSLN
SHGLELNADILGTDKINSGAHKATLRIGQDGISTSATTNLKCSLLVLENELNAELGLSGA
SMKLTTNGRFREHNAKFSLDGKAALTELSLGSAYQAMILGVDSKNIFNFKVSQEGLKLSN
DMMGSYAEMKFDHTNSLNIAGLSLDFSSKLDNIYSSDKFYKQTVNLQLQPYSLVTTLNSD
LKYNALDLTNNGKLRLEPLKLHVAGNLKGAYQNNEIKHIYAISSAALSASYKADTVAKVQ
GVEFSHRLNTDIAGLASAIDMSTNYNSDSLHFSNVFRSVMAPFTMTIDAHTNGNGKLALW
GEHTGQLYSKFLLKAEPLAFTFSHDYKGSTSHHLVSRKSISAALEHKVSALLTPAEQTGT
WKLKTQFNNNEYSQDLDAYNTKDKIGVELTGRTLADLTLLDSPIKVPLLLSEPINIIDAL
EMRDAVEKPQEFTIVAFVKYDKNQDVHSINLPFFETLQEYFERNRQTIIVVLENVQRNLK
HINIDQFVRKYRAALGKLPQQANDYLNSFNWERQVSHAKEKLTALTKKYRITENDIQIAL
DDAKINFNEKLSQLQTYMIQFDQYIKDSYDLHDLKIAIANIIDEIIEKLKSLDEHYHIRV
NLVKTIHDLHLFIENIDFNKSGSSTASWIQNVDTKYQIRIQIQEKLQQLKRHIQNIDIQH
LAGKLKQHIEAIDVRVLLDQLGTTISFERINDILEHVKHFVINLIGDFEVAEKINAFRAK
VHELIERYEVDQQIQVLMDKLVELAHQYKLKETIQKLSNVLQQVKIKDYFEKLVGFIDDA
VKKLNELSFKTFIEDVNKFLDMLIKKLKSFDYHQFVDETNDKIREVTQRLNGEIQALELP
QKAEALKLFLEETKATVAVYLESLQDTKITLIINWLQEALSSASLAHMKAKFRETLEDTR
DRMYQMDIQQELQRYLSLVGQVYSTLVTYISDWWTLAAKNLTDFAEQYSIQDWAKRMKAL
VEQGFTVPEIKTILGTMPAFEVSLQALQKATFQTPDFIVPLTDLRIPSVQINFKDLKNIK
IPSRFSTPEFTILNTFHIPSFTIDFVEMKVKIIRTIDQMLNSELQWPVPDIYLRDLKVED
IPLARITLPDFRLPEIAIPEFIIPTLNLNDFQVPDLHIPEFQLPHISHTIEVPTFGKLYS
ILKIQSPLFTLDANADIGNGTTSANEAGIAASITAKGESKLEVLNFDFQANAQLSNPKIN
PLALKESVKFSSKYLRTEHGSEMLFFGNAIEGKSNTVASLHTEKNTLELSNGVIVKINNQ
LTLDSNTKYFHKLNIPKLDFSSQADLRNEIKTLLKAGHIAWTSSGKGSWKWACPRFSDEG
THESQISFTIEGPLTSFGLSNKINSKHLRVNQNLVYESGSLNFSKLEIQSQVDSQHVGHS
VLTAKGMALFGEGKAEFTGRHDAHLNGKVIGTLKNSLFFSAQPFEITASTNNEGNLKVRF
PLRLTGKIDFLNNYALFLSPSAQQASWQVSARFNQYKYNQNFSAGNNENIMEAHVGINGE
ANLDFLNIPLTIPEMRLPYTIITTPPLKDFSLWEKTGLKEFLKTTKQSFDLSVKAQYKKN
KHRHSITNPLAVLCEFISQSIKSFDRHFEKNRNNALDFVTKSYNETKIKFDKYKAEKSHD
ELPRTFQIPGYTVPVVNVEVSPFTIEMSAFGYVFPKAVSMPSFSILGSDVRVPSYTLILP
SLELPVLHVPRNLKLSLPDFKELCTISHIFIPAMGNITYDFSFKSSVITLNTNAELFNQS
DIVAHLLSSSSSVIDALQYKLEGTTRLTRKRGLKLATALSLSNKFVEGSHNSTVSLTTKN
MEVSVATTTKAQIPILRMNFKQELNGNTKSKPTVSSSMEFKYDFNSSMLYSTAKGAVDHK
LSLESLTSYFSIESSTKGDVKGSVLSREYSGTIASEANTYLNSKSTRSSVKLQGTSKIDD
IWNLEVKENFAGEATLQRIYSLWEHSTKNHLQLEGLFFTNGEHTSKATLELSPWQMSALV
QVHASQPSSFHDFPDLGQEVALNANTKNQKIRWKNEVRIHSGSFQSQVELSNDQEKAHLD
IAGSLEGHLRFLKNIILPVYDKSLWDFLKLDVTTSIGRRQHLRVSTAFVYTKNPNGYSFS
IPVKVLADKFIIPGLKLNDLNSVLVMPTFHVPFTDLQVPSCKLDFREIQIYKKLRTSSFA
LNLPTLPEVKFPEVDVLTKYSQPEDSLIPFFEITVPESQLTVSQFTLPKSVSDGIAALDL
NAVANKIADFELPTIIVPEQTIEIPSIKFSVPAGIVIPSFQALTARFEVDSPVYNATWSA
SLKNKADYVETVLDSTCSSTVQFLEYELNVLGTHKIEDGTLASKTKGTFAHRDFSAEYEE
DGKYEGLQEWEGKAHLNIKSPAFTDLHLRYQKDKKGISTSAASPAVGTVGMDMDEDDDFS
KWNFYYSPQSSPDKKLTIFKTELRVRESDEETQIKVNWEEEAASGLLTSLKDNVPKATGV
LYDYVNKYHWEHTGLTLREVSSKLRRNLQNNAEWVYQGAIRQIDDIDVRFQKAASGTTGT
YQEWKDKAQNLYQELLTQEGQASFQGLKDNVFDGLVRVTQEFHMKVKHLIDSLIDFLNFP
RFQFPGKPGIYTREELCTMFIREVGTVLSQVYSKVHNGSEILFSYFQDLVITLPFELRKH
KLIDVISMYRELLKDLSKEAQEVFKAIQSLKTTEVLRNLQDLLQFIFQLIEDNIKQLKEM
KFTYLINYIQDEINTIFSDYIPYVFKLLKENLCLNLHKFNEFIQNELQEASQELQQIHQY
IMALREEYFDPSIVGWTVKYYELEEKIVSLIKNLLVALKDFHSEYIVSASNFTSQLSSQV
EQFLHRNIQEYLSILTDPDGKGKEKIAELSATAQEIIKSQAIATKKIISDYHQQFRYKLQ
DFSDQLSDYYEKFIAESKRLIDLSIQNYHTFLIYITELLKKLQSTTVMNP
YMKLAPGELT
IIL
Sequence length 4563
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Fat digestion and absorption
Vitamin digestion and absorption
Cholesterol metabolism
Lipid and atherosclerosis
  Cell surface interactions at the vascular wall
Scavenging by Class B Receptors
Scavenging by Class A Receptors
Scavenging by Class F Receptors
Scavenging by Class H Receptors
Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs)
Platelet sensitization by LDL
Regulation of TLR by endogenous ligand
Cargo recognition for clathrin-mediated endocytosis
Clathrin-mediated endocytosis
VLDL assembly
Post-translational protein phosphorylation
Chylomicron assembly
Chylomicron remodeling
Chylomicron clearance
LDL clearance
LDL remodeling
VLDL clearance
Retinoid metabolism and transport
Associated diseases Disease associations from ClinVar categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
8729
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
APOB-related disorder Likely pathogenic; Pathogenic rs1663118269, rs2465397269, rs5742904, rs756209187, rs1553383017, rs144467873 RCV004738380
RCV004534395
RCV004528126
RCV004737572
RCV004527617
RCV002243681
Cardiovascular phenotype Pathogenic; Likely pathogenic rs142066904, rs1663118269, rs2103354801, rs746483297, rs1663246215, rs5742904, rs756209187, rs144467873, rs1663384393 RCV002386560
RCV003163923
RCV006352485
RCV004654025
RCV005455887
RCV002399330
RCV004023361
RCV002399350
RCV002374949
Early-onset coronary artery disease Pathogenic; Likely pathogenic rs2465413489, rs1215189537 RCV002510455
RCV004702257
Familial hypercholesterolemia Likely pathogenic; Pathogenic rs2465374787, rs2465368367, rs121918386, rs5742904, rs1356095864, rs144467873 RCV002505925
RCV003581944
RCV001181782
RCV000771116
RCV004556984
RCV000780859
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
APOB POLYMORPHISM IN SIGNAL PEPTIDE Benign; Likely benign rs17240441 RCV003389246
Cholangiocarcinoma Benign rs751121092 RCV005869645
EBV-positive nodal T- and NK-cell lymphoma Likely benign rs1663415670 RCV004560288
Gastric cancer Conflicting classifications of pathogenicity rs368321279 RCV005896105
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
Abetalipoproteinemia Associate 1860638, 1939657, 2339706, 2429992, 27179706, 28514664, 2903181, 34078172, 3782476, 7229035, 8533758, 8770313, 8808765, 8939939
Abetalipoproteinemia Inhibit 23556456
Abortion Habitual Inhibit 39176081
Acalculous Cholecystitis Associate 7616125
Acute Coronary Syndrome Associate 30242056, 35440891
Adenocarcinoma Associate 36171259
Adenomatous Polyposis Coli Associate 37565794
alpha 1 Antitrypsin Deficiency Associate 31832977
Alzheimer Disease Associate 28943632, 31135820, 34459398, 35011591, 36114174, 39923073
Amyotrophic Lateral Sclerosis Stimulate 34518331