Total 32 pathogenic variants reported for Hyperprolinemia type 2 
Variant Name Variant Type Variant Genomic Location Clinical Significance Phenotype Condition Review Status ClinGen Allele dbSNP ID Variation/condition record
NM_003748.4(ALDH4A1):c.1055C>T (p.Ser352Leu) SNV
Germline
Chr1:18877498 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA116567 rs_137852937

3 SubmittersRCV000004210

NM_003748.4(ALDH4A1):c.1377G>C (p.Pro459=) SNV
Germline
Chr1:18875465 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA646925 rs_146222625

2 SubmittersRCV000870521

NM_003748.4(ALDH4A1):c.648C>T (p.Gly216=) SNV
Germline
Chr1:18883154 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA647286 rs_139340058

2 SubmittersRCV000865387

NM_003748.4(ALDH4A1):c.1098G>A (p.Gly366=) SNV
Germline
Chr1:18877455 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA647075 rs_147471420

2 SubmittersRCV000648056

NM_003748.4(ALDH4A1):c.678+3G>A SNV
Germline
Chr1:18883121 Conflicting classifications of pathogenicity Condition: not provided
Hyperprolinemia type 2
ALDH4A1-related disorder
Criteria Provided
Conflicting Classifications
CA647275 rs_138788183

4 SubmittersRCV000555982RCV001089326RCV003920191

NM_003748.4(ALDH4A1):c.369C>G (p.Asp123Glu) SNV
Germline
Chr1:18885557 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Intellectual disability
Condition: not provided
Criteria Provided
Conflicting Classifications
CA647386 rs_147600006

4 SubmittersRCV000343942RCV001252139RCV003409444

NM_003748.4(ALDH4A1):c.135T>G (p.Pro45=) SNV
Germline
Chr1:18890033 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA647478 rs_147154947

2 SubmittersRCV000875050

NM_003748.4(ALDH4A1):c.102C>T (p.Asn34=) SNV
Germline
Chr1:18890066 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Condition: not provided
Criteria Provided
Conflicting Classifications
CA647488 rs_148778436

3 SubmittersRCV000290192RCV003409445

NM_003748.4(ALDH4A1):c.1261T>C (p.Cys421Arg) SNV
Germline
Chr1:18876392 Conflicting classifications of pathogenicity Condition: not provided
Hyperprolinemia type 2
ALDH4A1-related disorder
Criteria Provided
Conflicting Classifications
CA646978 rs_149414160

6 SubmittersRCV000513466RCV001088652RCV003967830

NM_003748.4(ALDH4A1):c.1086G>C (p.Pro362=) SNV
Germline
Chr1:18877467 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA10609196 rs_41310410

2 SubmittersRCV000399137

NM_003748.4(ALDH4A1):c.1073A>G (p.His358Arg) SNV
Germline
Chr1:18877480 Conflicting classifications of pathogenicity Hyperprolinemia type 2
ALDH4A1-related disorder
Criteria Provided
Conflicting Classifications
CA647085 rs_145243354

3 SubmittersRCV000877952RCV003920190

NM_003748.4(ALDH4A1):c.413C>T (p.Pro138Leu) SNV
Germline
Chr1:18885513 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Condition: not provided
Intellectual disability
ALDH4A1-related disorder
Criteria Provided
Conflicting Classifications
CA647374 rs_139640415

5 SubmittersRCV000648055RCV003409443RCV001252138RCV003920192

NM_003748.4(ALDH4A1):c.866+1G>A SNV
Germline
Chr1:18881699 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA647184 rs_78532707

4 SubmittersRCV000505674

NM_003748.4(ALDH4A1):c.1583C>A (p.Thr528Asn) SNV
Germline
Chr1:18872954 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
CA646818 rs_61757683

2 SubmittersRCV000552519

NM_003748.4(ALDH4A1):c.298-1G>C SNV
Germline
Chr1:18885629 Likely pathogenic Hyperprolinemia type 2 Criteria Provided
Single Submitter
rs_1557620472

1 SubmittersRCV000692385

NM_003748.4(ALDH4A1):c.1218C>T (p.His406=) SNV
Germline
Chr1:18876435 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_111291014

2 SubmittersRCV000871109

NM_003748.4(ALDH4A1):c.244G>A (p.Val82Met) SNV
Germline
Chr1:18889367 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_76762510

2 SubmittersRCV000864659

NM_003748.4(ALDH4A1):c.228G>A (p.Ser76=) SNV
Germline
Chr1:18889383 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Condition: not provided
Criteria Provided
Conflicting Classifications
rs_145686117

3 SubmittersRCV000865090RCV003884757

NM_003748.4(ALDH4A1):c.1096G>A (p.Gly366Arg) SNV
Germline
Chr1:18877457 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Condition: not provided
Criteria Provided
Conflicting Classifications
rs_41306567

3 SubmittersRCV000871988RCV003411857

NM_003748.4(ALDH4A1):c.876A>G (p.Lys292=) SNV
Germline
Chr1:18879364 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_775591571

2 SubmittersRCV001100733

NM_003748.4(ALDH4A1):c.740G>T (p.Arg247Leu) SNV
Germline
Chr1:18881826 Conflicting classifications of pathogenicity Hyperprolinemia type 2
Condition: not provided
ALDH4A1-related disorder
not specified
Criteria Provided
Conflicting Classifications
rs_558761793

5 SubmittersRCV001100734RCV003405308RCV003973062RCV004032070

NM_003748.4(ALDH4A1):c.150G>A (p.Leu50=) SNV
Germline
Chr1:18890018 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_201605414

2 SubmittersRCV001099014

NM_003748.4(ALDH4A1):c.1460+15C>T SNV
Germline
Chr1:18875367 Conflicting classifications of pathogenicity Hyperprolinemia type 2
not specified
Criteria Provided
Conflicting Classifications
rs_371777923

3 SubmittersRCV001100633RCV003987783

NM_003748.4(ALDH4A1):c.1185+10G>A SNV
Germline
Chr1:18877198 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_201079601

2 SubmittersRCV001097174

NM_003748.4(ALDH4A1):c.298-14C>T SNV
Germline
Chr1:18885642 Conflicting classifications of pathogenicity Hyperprolinemia type 2 Criteria Provided
Conflicting Classifications
rs_201072479

2 SubmittersRCV001097261

NM_003748.4(ALDH4A1):c.139C>T (p.Arg47Ter) SNV
Germline
Chr1:18890029 Pathogenic/Likely pathogenic Hyperprolinemia type 2 Criteria Provided
Multiple Submitters
No Conflicts
rs_756807746

2 SubmittersRCV001808041

NM_003748.4(ALDH4A1):c.361A>G (p.Ile121Val) SNV
Germline
Chr1:18885565 Conflicting classifications of pathogenicity Hyperprolinemia type 2
not specified
Criteria Provided
Conflicting Classifications
rs_779876883

2 SubmittersRCV002009462RCV004046210

NM_003748.4(ALDH4A1):c.240C>G (p.Tyr80Ter) SNV
Germline
Chr1:18889371 Likely pathogenic Hyperprolinemia type 2 Criteria Provided
Single Submitter

1 SubmittersRCV003389279