Trait
Small earlobe
Reduced volume of the earlobe.
Summary
- Also called
- Small earlobes, Hypoplastic earlobes, Hypoplastic lobules
- Body system
- Abnormality of the ear
Reference genomeGRCh38hg38
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Get my Genome Test33 genes linked to Small earlobe
Changes in these genes cause rare conditions in which Small earlobe is seen. Most people with this trait have none of those conditions, and a gene on this list says nothing about anyone's own genome.
| Gene | How often it is seen | Conditions |
|---|---|---|
| AMOTL1angiomotin like 1 | Always | In 1 condition |
| CDC6cell division cycle 6 | Always | In 1 condition |
| HNRNPH1heterogeneous nuclear ribonucleoprotein H1 | Always | In 1 condition |
| SCARF2scavenger receptor class F member 2 | Always | In 1 condition |
| SMAD4SMAD family member 4 | Always | In 1 condition |
| ZSCAN10zinc finger and SCAN domain containing 10 | Always | In 1 condition |
| KCTD1potassium channel tetramerization domain containing 1 | Very often (80–99%) | In 2 conditions |
| ABHD5abhydrolase domain containing 5, lysophosphatidic acid acyltransferase | Often (30–79%) | In 1 condition |
| ARVCFARVCF delta catenin family member | Often (30–79%) | In 1 condition |
| COMTcatechol-O-methyltransferase | Often (30–79%) | In 1 condition |
| GP1BBglycoprotein Ib platelet subunit beta | Often (30–79%) | In 1 condition |
| HIRAhistone cell cycle regulator | Often (30–79%) | In 1 condition |
| JMJD1Cjumonji domain containing 1C | Often (30–79%) | In 1 condition |
| KAT6Alysine acetyltransferase 6A | Often (30–79%) | In 1 condition |
| POLR3ARNA polymerase III subunit A | Often (30–79%) | In 1 condition |
| PTPRFprotein tyrosine phosphatase receptor type F | Often (30–79%) | In 1 condition |
| RREB1ras responsive element binding protein 1 | Often (30–79%) | In 1 condition |
| SEC24CSEC24 homolog C, COPII component | Often (30–79%) | In 1 condition |
| TBX1T-box transcription factor 1 | Often (30–79%) | In 1 condition |
| UFD1ubiquitin recognition factor in ER associated degradation 1 | Often (30–79%) | In 1 condition |
| AHDC1AT-hook DNA binding motif containing 1 | Sometimes (5–29%) | In 2 conditions |
| COL2A1collagen type II alpha 1 chain | Sometimes (5–29%) | In 1 condition |
| EBF3EBF transcription factor 3 | Sometimes (5–29%) | In 1 condition |
| FN1fibronectin 1 | Sometimes (5–29%) | In 1 condition |
| HYAL2hyaluronidase 2 | Sometimes (5–29%) | In 1 condition |
| MED16mediator complex subunit 16 | Sometimes (5–29%) | In 1 condition |
| RBM10RNA binding motif protein 10 | Sometimes (5–29%) | In 1 condition |
| RNU4-2RNA, U4 small nuclear 2 | Sometimes (5–29%) | In 1 condition |
| RNU5B-1RNA, U5B small nuclear 1 | Sometimes (5–29%) | In 1 condition |
| SLC35C1solute carrier family 35 member C1 | Sometimes (5–29%) | In 1 condition |
| ZMYM2zinc finger MYM-type containing 2 | Sometimes (5–29%) | In 1 condition |
| SMSspermine synthase | Rarely (1–4%) | In 1 condition |
| FIG4FIG4 phosphoinositide 5-phosphatase | Not recorded | In 1 condition |
How often is among people with one of the gene's conditions, the most often across them, as the Human Phenotype Ontology records it. These pages describe traits and the research behind them; they are not a diagnosis, and a doctor or genetic counsellor is the person to ask about symptoms.
Broader traits
Where this comes from
- The Human Phenotype Ontology, release 2026-09-01: the trait, its names, its definition and the genes linked to it. Find out more at hpo.jax.org.
- Data release 2026.10.16-c6eea6bf.
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