Next-generation sequencing of prolidase gene identifies novel and common variants associated with low prolidase in coronary artery ectasia

Background Decreased collagen biosynthesis and increased collagenolysis can cause ectasia progression in the arterial walls. Prolidase is a key enzyme in collagen synthesis; a decrease in prolidase activity or level may decrease collagen biosynthesis, which may contribute to ectasia formation. Consi...

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Veröffentlicht in:Molecular biology reports 2023-02, Vol.50 (2), p.1349-1365
Hauptverfasser: Pekkoc-Uyanik, Kubra Cigdem, Aslan, Ezgi Irmak, Kilicarslan, Onur, Ser, Ozgur Selim, Ozyildirim, Serhan, Yanar, Fatih, Yildiz, Ahmet, Ozturk, Oguz, Yilmaz-Aydogan, Hulya
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container_title Molecular biology reports
container_volume 50
creator Pekkoc-Uyanik, Kubra Cigdem
Aslan, Ezgi Irmak
Kilicarslan, Onur
Ser, Ozgur Selim
Ozyildirim, Serhan
Yanar, Fatih
Yildiz, Ahmet
Ozturk, Oguz
Yilmaz-Aydogan, Hulya
description Background Decreased collagen biosynthesis and increased collagenolysis can cause ectasia progression in the arterial walls. Prolidase is a key enzyme in collagen synthesis; a decrease in prolidase activity or level may decrease collagen biosynthesis, which may contribute to ectasia formation. Considering that, the variations in PEPD gene encoding prolidase enzyme were evaluated by analyzing next-generation sequencing (NGS) for the first time together with known risk factors in coronary artery ectasia (CAE) patients. Methods Molecular analysis of the PEPD gene was performed on genomic DNA by NGS in 76 CAE patients and 76 controls. The serum levels of prolidase were measured by the sandwich-ELISA technique. Results Serum prolidase levels were significantly lower in CAE group compared to control group, and it was significantly lower in males than females in both groups ( p  
doi_str_mv 10.1007/s11033-022-08142-1
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Prolidase is a key enzyme in collagen synthesis; a decrease in prolidase activity or level may decrease collagen biosynthesis, which may contribute to ectasia formation. Considering that, the variations in PEPD gene encoding prolidase enzyme were evaluated by analyzing next-generation sequencing (NGS) for the first time together with known risk factors in coronary artery ectasia (CAE) patients. Methods Molecular analysis of the PEPD gene was performed on genomic DNA by NGS in 76 CAE patients and 76 controls. The serum levels of prolidase were measured by the sandwich-ELISA technique. Results Serum prolidase levels were significantly lower in CAE group compared to control group, and it was significantly lower in males than females in both groups ( p  < 0.001). On the other hand, elevated prolidase levels were observed in CAE patients in the presence of diabetes ( p  < 0.001), hypertension ( p  < 0.05) and hyperlipidemia ( p  < 0.05). Logistic regression analysis demonstrated that the low prolidase level ( p  < 0.001), hypertension ( p  < 0.02) and hyperlipidemia ( p  < 0.012) were significantly associated with increased CAE risk. We identified four missense mutations in the PEPD gene, namely G296S, T266A, P365L and S134C (novel) that could be associated with CAE. The pathogenicity of these mutations was predicted to be “damaging” for G296S, S134C and P365L, but “benign” for T266A. We also identified a novel 5′UTR variation (Chr19:34012748 G>A) in one patient who had a low prolidase level. In addition, rs17570 and rs1061338 common variations of the PEPD gene were associated with low prolidase levels in CAE patients, while rs17569 variation was associated with high prolidase levels in both CAE and controls ( p  < 0.05). Conclusions Our findings indicate that the low serum prolidase levels observed in CAE patients is significantly associated with PEPD gene variations. It was concluded that low serum prolidase level and associated PEPD mutations may be potential biomarkers for the diagnosis of CAE.]]></description><identifier>ISSN: 0301-4851</identifier><identifier>EISSN: 1573-4978</identifier><identifier>DOI: 10.1007/s11033-022-08142-1</identifier><identifier>PMID: 36462085</identifier><language>eng</language><publisher>Dordrecht: Springer Netherlands</publisher><subject>5' Untranslated Regions ; Animal Anatomy ; Animal Biochemistry ; biomarkers ; Biomedical and Life Sciences ; Biosynthesis ; blood serum ; Collagen ; Coronary Angiography - methods ; Coronary artery ; Coronary Artery Disease - genetics ; Coronary Vessels ; diabetes ; Diabetes mellitus ; Dilatation, Pathologic ; DNA ; Enzyme-linked immunosorbent assay ; Enzymes ; Female ; genes ; High-Throughput Nucleotide Sequencing ; Histology ; Humans ; Hyperlipidemia ; Hyperlipidemias ; Hypertension ; Life Sciences ; Male ; Missense mutation ; Morphology ; Mutation ; Next-generation sequencing ; Original Article ; Pathogenicity ; patients ; Prolidase ; proline dipeptidase ; regression analysis ; risk ; Risk factors ; Serum levels ; Sex differences ; Variation</subject><ispartof>Molecular biology reports, 2023-02, Vol.50 (2), p.1349-1365</ispartof><rights>The Author(s), under exclusive licence to Springer Nature B.V. 2022. 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Prolidase is a key enzyme in collagen synthesis; a decrease in prolidase activity or level may decrease collagen biosynthesis, which may contribute to ectasia formation. Considering that, the variations in PEPD gene encoding prolidase enzyme were evaluated by analyzing next-generation sequencing (NGS) for the first time together with known risk factors in coronary artery ectasia (CAE) patients. Methods Molecular analysis of the PEPD gene was performed on genomic DNA by NGS in 76 CAE patients and 76 controls. The serum levels of prolidase were measured by the sandwich-ELISA technique. Results Serum prolidase levels were significantly lower in CAE group compared to control group, and it was significantly lower in males than females in both groups ( p  < 0.001). On the other hand, elevated prolidase levels were observed in CAE patients in the presence of diabetes ( p  < 0.001), hypertension ( p  < 0.05) and hyperlipidemia ( p  < 0.05). Logistic regression analysis demonstrated that the low prolidase level ( p  < 0.001), hypertension ( p  < 0.02) and hyperlipidemia ( p  < 0.012) were significantly associated with increased CAE risk. We identified four missense mutations in the PEPD gene, namely G296S, T266A, P365L and S134C (novel) that could be associated with CAE. The pathogenicity of these mutations was predicted to be “damaging” for G296S, S134C and P365L, but “benign” for T266A. We also identified a novel 5′UTR variation (Chr19:34012748 G>A) in one patient who had a low prolidase level. In addition, rs17570 and rs1061338 common variations of the PEPD gene were associated with low prolidase levels in CAE patients, while rs17569 variation was associated with high prolidase levels in both CAE and controls ( p  < 0.05). Conclusions Our findings indicate that the low serum prolidase levels observed in CAE patients is significantly associated with PEPD gene variations. It was concluded that low serum prolidase level and associated PEPD mutations may be potential biomarkers for the diagnosis of CAE.]]></description><subject>5' Untranslated Regions</subject><subject>Animal Anatomy</subject><subject>Animal Biochemistry</subject><subject>biomarkers</subject><subject>Biomedical and Life Sciences</subject><subject>Biosynthesis</subject><subject>blood serum</subject><subject>Collagen</subject><subject>Coronary Angiography - methods</subject><subject>Coronary artery</subject><subject>Coronary Artery Disease - genetics</subject><subject>Coronary Vessels</subject><subject>diabetes</subject><subject>Diabetes mellitus</subject><subject>Dilatation, Pathologic</subject><subject>DNA</subject><subject>Enzyme-linked immunosorbent assay</subject><subject>Enzymes</subject><subject>Female</subject><subject>genes</subject><subject>High-Throughput Nucleotide Sequencing</subject><subject>Histology</subject><subject>Humans</subject><subject>Hyperlipidemia</subject><subject>Hyperlipidemias</subject><subject>Hypertension</subject><subject>Life Sciences</subject><subject>Male</subject><subject>Missense mutation</subject><subject>Morphology</subject><subject>Mutation</subject><subject>Next-generation sequencing</subject><subject>Original Article</subject><subject>Pathogenicity</subject><subject>patients</subject><subject>Prolidase</subject><subject>proline dipeptidase</subject><subject>regression analysis</subject><subject>risk</subject><subject>Risk factors</subject><subject>Serum levels</subject><subject>Sex differences</subject><subject>Variation</subject><issn>0301-4851</issn><issn>1573-4978</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2023</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>BENPR</sourceid><recordid>eNqFkcuOFCEUhonROO3oC7gwJG7coNyqgaWZjJdkohtdV07BqZZJFYxAz-gr-NTS9niJC12dBd__weEn5LHgzwXn5kUVgivFuJSMW6ElE3fIRgxGMe2MvUs2XHHBtB3ECXlQ6yXnXAsz3Ccnaqu3ktthQ769wy-N7TBhgRZzohU_7zH5mHY0z_Sq5CUGqEgPCI0BU4tzxEpTvsaFQgrU53XtwWsoEVKrFGrNPkLDQG9i-0SXfPOHJ6YeKDlB-UqhNOwDfYMa4SG5N8NS8dHtPCUfX51_OHvDLt6_fnv28oJ5pWxjXgapHQ7SgxHcKAt61nLy2nM_q7AdnAYTtAOOkw0zgADjLUxa-2DcZNQpeXb09kf1XWsb11g9LgskzPs6Squd49wJ-3_U6K1yWsiD9elf6GXel9QX6ZQRwjplVafkkfIl11pwHq9KXPtfjIKPh1LHY6ljL3X8UeooeujJrXo_rRh-RX622AF1BGo_Sjssv-_-h_Y7lP-vgA</recordid><startdate>20230201</startdate><enddate>20230201</enddate><creator>Pekkoc-Uyanik, Kubra Cigdem</creator><creator>Aslan, Ezgi Irmak</creator><creator>Kilicarslan, Onur</creator><creator>Ser, Ozgur Selim</creator><creator>Ozyildirim, Serhan</creator><creator>Yanar, Fatih</creator><creator>Yildiz, Ahmet</creator><creator>Ozturk, Oguz</creator><creator>Yilmaz-Aydogan, Hulya</creator><general>Springer Netherlands</general><general>Springer Nature B.V</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>3V.</scope><scope>7TK</scope><scope>7TM</scope><scope>7X7</scope><scope>7XB</scope><scope>88A</scope><scope>88E</scope><scope>88I</scope><scope>8AO</scope><scope>8FD</scope><scope>8FE</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BHPHI</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>FR3</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>GNUQQ</scope><scope>HCIFZ</scope><scope>K9.</scope><scope>LK8</scope><scope>M0S</scope><scope>M1P</scope><scope>M2P</scope><scope>M7P</scope><scope>P64</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>Q9U</scope><scope>RC3</scope><scope>7X8</scope><scope>7S9</scope><scope>L.6</scope><orcidid>https://orcid.org/0000-0001-5869-5536</orcidid><orcidid>https://orcid.org/0000-0003-1399-3382</orcidid><orcidid>https://orcid.org/0000-0002-8837-6664</orcidid><orcidid>https://orcid.org/0000-0001-6676-5311</orcidid><orcidid>https://orcid.org/0000-0002-5232-1100</orcidid><orcidid>https://orcid.org/0000-0002-1056-960X</orcidid><orcidid>https://orcid.org/0000-0002-9205-5708</orcidid><orcidid>https://orcid.org/0000-0001-9477-0740</orcidid><orcidid>https://orcid.org/0000-0002-2439-9269</orcidid></search><sort><creationdate>20230201</creationdate><title>Next-generation sequencing of prolidase gene identifies novel and common variants associated with low prolidase in coronary artery ectasia</title><author>Pekkoc-Uyanik, Kubra Cigdem ; Aslan, Ezgi Irmak ; Kilicarslan, Onur ; Ser, Ozgur Selim ; Ozyildirim, Serhan ; Yanar, Fatih ; Yildiz, Ahmet ; Ozturk, Oguz ; Yilmaz-Aydogan, Hulya</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c338t-c2d249e52ca710738a4f42bc4c0cf3d6594a7d49a0eb8dfaa1a7c8ab44cd79b73</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2023</creationdate><topic>5' Untranslated Regions</topic><topic>Animal Anatomy</topic><topic>Animal Biochemistry</topic><topic>biomarkers</topic><topic>Biomedical and Life Sciences</topic><topic>Biosynthesis</topic><topic>blood serum</topic><topic>Collagen</topic><topic>Coronary Angiography - methods</topic><topic>Coronary artery</topic><topic>Coronary Artery Disease - genetics</topic><topic>Coronary Vessels</topic><topic>diabetes</topic><topic>Diabetes mellitus</topic><topic>Dilatation, Pathologic</topic><topic>DNA</topic><topic>Enzyme-linked immunosorbent assay</topic><topic>Enzymes</topic><topic>Female</topic><topic>genes</topic><topic>High-Throughput Nucleotide Sequencing</topic><topic>Histology</topic><topic>Humans</topic><topic>Hyperlipidemia</topic><topic>Hyperlipidemias</topic><topic>Hypertension</topic><topic>Life Sciences</topic><topic>Male</topic><topic>Missense mutation</topic><topic>Morphology</topic><topic>Mutation</topic><topic>Next-generation sequencing</topic><topic>Original Article</topic><topic>Pathogenicity</topic><topic>patients</topic><topic>Prolidase</topic><topic>proline dipeptidase</topic><topic>regression analysis</topic><topic>risk</topic><topic>Risk factors</topic><topic>Serum levels</topic><topic>Sex differences</topic><topic>Variation</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Pekkoc-Uyanik, Kubra Cigdem</creatorcontrib><creatorcontrib>Aslan, Ezgi Irmak</creatorcontrib><creatorcontrib>Kilicarslan, Onur</creatorcontrib><creatorcontrib>Ser, Ozgur Selim</creatorcontrib><creatorcontrib>Ozyildirim, Serhan</creatorcontrib><creatorcontrib>Yanar, Fatih</creatorcontrib><creatorcontrib>Yildiz, Ahmet</creatorcontrib><creatorcontrib>Ozturk, Oguz</creatorcontrib><creatorcontrib>Yilmaz-Aydogan, Hulya</creatorcontrib><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>ProQuest Central (Corporate)</collection><collection>Neurosciences Abstracts</collection><collection>Nucleic Acids Abstracts</collection><collection>Health &amp; 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Prolidase is a key enzyme in collagen synthesis; a decrease in prolidase activity or level may decrease collagen biosynthesis, which may contribute to ectasia formation. Considering that, the variations in PEPD gene encoding prolidase enzyme were evaluated by analyzing next-generation sequencing (NGS) for the first time together with known risk factors in coronary artery ectasia (CAE) patients. Methods Molecular analysis of the PEPD gene was performed on genomic DNA by NGS in 76 CAE patients and 76 controls. The serum levels of prolidase were measured by the sandwich-ELISA technique. Results Serum prolidase levels were significantly lower in CAE group compared to control group, and it was significantly lower in males than females in both groups ( p  < 0.001). On the other hand, elevated prolidase levels were observed in CAE patients in the presence of diabetes ( p  < 0.001), hypertension ( p  < 0.05) and hyperlipidemia ( p  < 0.05). Logistic regression analysis demonstrated that the low prolidase level ( p  < 0.001), hypertension ( p  < 0.02) and hyperlipidemia ( p  < 0.012) were significantly associated with increased CAE risk. We identified four missense mutations in the PEPD gene, namely G296S, T266A, P365L and S134C (novel) that could be associated with CAE. The pathogenicity of these mutations was predicted to be “damaging” for G296S, S134C and P365L, but “benign” for T266A. We also identified a novel 5′UTR variation (Chr19:34012748 G>A) in one patient who had a low prolidase level. In addition, rs17570 and rs1061338 common variations of the PEPD gene were associated with low prolidase levels in CAE patients, while rs17569 variation was associated with high prolidase levels in both CAE and controls ( p  < 0.05). Conclusions Our findings indicate that the low serum prolidase levels observed in CAE patients is significantly associated with PEPD gene variations. It was concluded that low serum prolidase level and associated PEPD mutations may be potential biomarkers for the diagnosis of CAE.]]></abstract><cop>Dordrecht</cop><pub>Springer Netherlands</pub><pmid>36462085</pmid><doi>10.1007/s11033-022-08142-1</doi><tpages>17</tpages><orcidid>https://orcid.org/0000-0001-5869-5536</orcidid><orcidid>https://orcid.org/0000-0003-1399-3382</orcidid><orcidid>https://orcid.org/0000-0002-8837-6664</orcidid><orcidid>https://orcid.org/0000-0001-6676-5311</orcidid><orcidid>https://orcid.org/0000-0002-5232-1100</orcidid><orcidid>https://orcid.org/0000-0002-1056-960X</orcidid><orcidid>https://orcid.org/0000-0002-9205-5708</orcidid><orcidid>https://orcid.org/0000-0001-9477-0740</orcidid><orcidid>https://orcid.org/0000-0002-2439-9269</orcidid></addata></record>
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source MEDLINE; Springer Nature - Complete Springer Journals
subjects 5' Untranslated Regions
Animal Anatomy
Animal Biochemistry
biomarkers
Biomedical and Life Sciences
Biosynthesis
blood serum
Collagen
Coronary Angiography - methods
Coronary artery
Coronary Artery Disease - genetics
Coronary Vessels
diabetes
Diabetes mellitus
Dilatation, Pathologic
DNA
Enzyme-linked immunosorbent assay
Enzymes
Female
genes
High-Throughput Nucleotide Sequencing
Histology
Humans
Hyperlipidemia
Hyperlipidemias
Hypertension
Life Sciences
Male
Missense mutation
Morphology
Mutation
Next-generation sequencing
Original Article
Pathogenicity
patients
Prolidase
proline dipeptidase
regression analysis
risk
Risk factors
Serum levels
Sex differences
Variation
title Next-generation sequencing of prolidase gene identifies novel and common variants associated with low prolidase in coronary artery ectasia
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