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Features include very common findings: Delayed speech and language development, Hyperactivity, and Attention deficit hyperactivity disorder; and common findings: Delayed ability to walk, Seizure, Global developmental delay, and Continuous spike and waves during slow sleep. 13 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Brain and nerves | 8 | Absent speech, Delayed speech and language development, Seizure |
Muscles | 1 | Cerebral cortical atrophy |
CNKSR2 encodes connector enhancer of kinase suppressor of Ras 2 (1,034 aa). May function as an adapter protein or regulator of Ras signaling pathways Highest expression in Brain Cerebellar Hemisphere (78.0 TPM) and Brain Cerebellum (60.5 TPM).
Intellectual disability, X-linked, syndromic, Houge type is associated with mutations in the CNKSR2 gene on chromosome X.
CNKSR2 is classified as a druggable target (Kinase category) with score 0.0.
Genetic testing for CNKSR2 is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 3 very common features, 4 common features.
No clinical trials have been registered for intellectual disability, X-linked, syndromic, Houge type.
4 publications have been identified in PubMed for intellectual disability, X-linked, syndromic, Houge type. Research spans Case Report / Case Series (50%), Review / Meta-Analysis (25%), and Basic Science / Preclinical (25%).
Duan H (2026). [PMID: 42244324](https://pubmed.ncbi.nlm.nih.gov/42244324/). *Zhong Nan Da Xue Xue Bao Yi Xue Ban*. [Review / Meta-Analysis]
Ghasemi MR (2025). [PMID: 39707601](https://pubmed.ncbi.nlm.nih.gov/39707601/). *American journal of medical genetics. Part A*. [Basic Science / Preclinical]
Chang SH (2025). [PMID: 39920708](https://pubmed.ncbi.nlm.nih.gov/39920708/). *Italian journal of pediatrics*. [Case Report / Case Series]
Mehawej C (2024). [PMID: 39062680](https://pubmed.ncbi.nlm.nih.gov/39062680/). *Genes*. [Case Report / Case Series]
Data assembled from 5 of 12 sources · Last updated Sep 19, 2026, 2:54 PM UTC
Online Mendelian Inheritance in Man
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