Gene Gene information from NCBI Gene database.
Entrez ID 1410
Gene name Crystallin alpha B
Gene symbol CRYAB
Synonyms (NCBI Gene)
CMD1IICRYA2CTPP2CTRCT16HEL-S-101HSPB5MFM2MFM2AMFM2B
Chromosome 11
Chromosome location 11q23.1
Summary Mammalian lens crystallins are divided into alpha, beta, and gamma families. Alpha crystallins are composed of two gene products: alpha-A and alpha-B, for acidic and basic, respectively. Alpha crystallins can be induced by heat shock and are members of th
SNPs SNP information provided by dbSNP.
11
SNP ID Visualize variation Clinical significance Consequence
rs104894201 T>C Pathogenic Missense variant, coding sequence variant
rs104894202 G>A,C Pathogenic Missense variant, coding sequence variant, stop gained
rs144451841 C>A,T Likely-pathogenic Coding sequence variant, missense variant
rs150516929 C>T Likely-benign, uncertain-significance, pathogenic, conflicting-interpretations-of-pathogenicity Missense variant, coding sequence variant
rs202024436 T>C Uncertain-significance, likely-pathogenic Splice acceptor variant
miRNA miRNA information provided by mirtarbase database.
11
miRTarBase ID miRNA Experiments Reference
MIRT1547491 hsa-miR-1298 CLIP-seq
MIRT1547492 hsa-miR-2110 CLIP-seq
MIRT1547493 hsa-miR-4271 CLIP-seq
MIRT1547494 hsa-miR-4420 CLIP-seq
MIRT1547495 hsa-miR-4456 CLIP-seq
Transcription factors Transcription factors information provided by TRRUST V2 database.
4
Transcription factor Regulation Reference
HMGA1 Unknown 17723105
TFAP2A Activation 21556774
TFAP2B Activation 21556774
TP53 Activation 21556774
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
69
GO ID Ontology Definition Evidence Reference
GO:0001540 Function Amyloid-beta binding IPI 23106396
GO:0001666 Process Response to hypoxia IEA
GO:0002088 Process Lens development in camera-type eye IEA
GO:0005198 Function Structural molecule activity IDA 16303126
GO:0005198 Function Structural molecule activity IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
123590 2389 ENSG00000109846
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P02511
Protein name Alpha-crystallin B chain (Alpha(B)-crystallin) (Heat shock protein beta-5) (HspB5) (Heat shock protein family B member 5) (Renal carcinoma antigen NY-REN-27) (Rosenthal fiber component)
Protein function May contribute to the transparency and refractive index of the lens. Has chaperone-like activity, preventing aggregation of various proteins under a wide range of stress conditions. In lens epithelial cells, stabilizes the ATP6V1A protein, preve
PDB 2KLR , 2N0K , 2WJ7 , 2Y1Y , 2Y1Z , 2Y22 , 2YGD , 3J07 , 3L1G , 3SGM , 3SGN , 3SGO , 3SGP , 3SGR , 3SGS , 4M5S , 4M5T , 5VVV , 6BP9 , 7ROJ , 9BEE
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00525 Crystallin 1 56 Alpha crystallin A chain, N terminal Family
PF00011 HSP20 67 162 Hsp20/alpha crystallin family Family
Tissue specificity TISSUE SPECIFICITY: Lens as well as other tissues (PubMed:2387586, PubMed:838078). Expressed in myocardial tissue (PubMed:28493373). {ECO:0000269|PubMed:2387586, ECO:0000269|PubMed:28493373, ECO:0000269|PubMed:838078}.
Sequence
Sequence length 175
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Protein processing in endoplasmic reticulum
Longevity regulating pathway - multiple species
  HSF1-dependent transactivation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
43
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Cardiomyopathy, familial restrictive, 1 Likely pathogenic rs1114167341 RCV000491328
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Cataract 16 multiple types Likely pathogenic; Pathogenic rs2137378244, rs1566402656, rs387907336, rs387907337 RCV001542475
RCV000018466
RCV000034840
RCV000034841
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
CRYAB-related disorder Likely pathogenic rs2497884970 RCV003402437
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Developmental cataract Pathogenic rs2497874840 RCV002291346
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
CARCINOMA, RENAL CELL CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARCINOMA, SQUAMOUS CELL CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARDIOMYOPATHIES Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cardiomyopathy Uncertain significance; Conflicting classifications of pathogenicity; Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Age related macular degeneration Age-related macular degeneration BEFREE 24874187, 26878210, 29778783
★☆☆☆☆
Found in Text Mining only
Alexander Disease Alexander Disease BEFREE 1407707, 22118268, 23594359, 2539261, 8256860, 8393618
★☆☆☆☆
Found in Text Mining only
Alexander Disease Alexander disease Pubtator 1743282, 20110364 Associate
★☆☆☆☆
Found in Text Mining only
Alpha-B crystallin-related late-onset myopathy Alpha-B Crystallinopathy Orphanet
★☆☆☆☆
Found in Text Mining only
Alpha-B Crystallinopathy Alpha-B Crystallinopathy UNIPROT_DG 12601044, 14681890, 21920752, 9731540
★☆☆☆☆
Found in Text Mining only
Alpha-B Crystallinopathy Alpha-B Crystallinopathy ORPHANET_DG 20171888
★☆☆☆☆
Found in Text Mining only
Alpha-B Crystallinopathy Alpha-B Crystallinopathy GENOMICS_ENGLAND_DG 21337604
★☆☆☆☆
Found in Text Mining only
Alpha-B Crystallinopathy Alpha-B Crystallinopathy CLINVAR_DG
★☆☆☆☆
Found in Text Mining only
Alpha-B Crystallinopathy Alpha-B Crystallinopathy CTD_human_DG
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 25332170, 26566902 Associate
★☆☆☆☆
Found in Text Mining only