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Overview

Uniprot IDQ9H0B3
Protein NameIQ domain-containing protein N
Gene NameIQCN
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
1157 HHTRSCLKNTEALLG

Function

Essential for spermiogenesis and fertilization (PubMed:36321563). May be required for manchette assembly in elongating spermatids (By similarity)

Protein Sequence

10 MTLQGRADLS 20 GNQGNAAGRL 30 ATVHEPVVTQ 40 WAVHPPAPAH 50 PSLLDKMEKA 60 PPQPQHEGLK 70 SKEHLPQQPA 80 EGKTASRRVP 90 RLRAVVESQA 100 FKNILVDEMD 110 MMHARAATLI 120 QANWRGYWLR 130 QKLISQMMAA 140 KAIQEAWRRF 150 NKRHILHSSK 160 SLVKKTRAEE 170 GDIPYHAPQQ 180 VRFQHPEENR 190 LLSPPIMVNK 200 ETQFPSCDNL 210 VLCRPQSSPL 220 LQPPAAQGTP 230 EPCVQGPHAA 240 RVRGLAFLPH 250 QTVTIRFPCP 260 VSLDAKCQPC 270 LLTRTIRSTC 280 LVHIEGDSVK 290 TKRVSARTNK 300 ARAPETPLSR 310 RYDQAVTRPS 320 RAQTQGPVKA 330 ETPKAPFQIC 340 PGPMITKTLL 350 QTYPVVSVTL 360 PQTYPASTMT 370 TTPPKTSPVP 380 KVTIIKTPAQ 390 MYPGPTVTKT 400 APHTCPMPTM 410 TKIQVHPTAS 420 RTGTPRQTCP 430 ATITAKNRPQ 440 VSLLASIMKS 450 LPQVCPGPAM 460 AKTPPQMHPV 470 TTPAKNPLQT 480 CLSATMSKTS 490 SQRSPVGVTK 500 PSPQTRLPAM 510 ITKTPAQLRS 520 VATILKTLCL 530 ASPTVANVKA 540 PPQVAVAAGT 550 PNTSGSIHEN 560 PPKAKATVNV 570 KQAAKVVKAS 580 SPSYLAEGKI 590 RCLAQPHPGT 600 GVPRAAAELP 610 LEAEKIKTGT 620 QKQAKTDMAF 630 KTSVAVEMAG 640 APSWTKVAEE 650 GDKPPHVYVP 660 VDMAVTLPRG 670 QLAAPLTNAS 680 SQRHPPCLSQ 690 RPLAAPLTKA 700 SSQGHLPTEL 710 TKTPSLAHLD 720 TCLSKMHSQT 730 HLATGAVKVQ 740 SQAPLATCLT 750 KTQSRGQPIT 760 DITTCLIPAH 770 QAADLSSNTH 780 SQVLLTGSKV 790 SNHACQRLGG 800 LSAPPWAKPE 810 DRQTQPQPHG 820 HVPGKTTQGG 830 PCPAACEVQG 840 MLVPPMAPTG 850 HSTCNVESWG 860 DNGATRAQPS 870 MPGQAVPCQE 880 DTGPADAGVV 890 GGQSWNRAWE 900 PARGAASWDT 910 WRNKAVVPPR 920 RSGEPMVSMQ 930 AAEEIRILAV 940 ITIQAGVRGY 950 LARRRIRLWH 960 RGAMVIQATW 970 RGYRVRRNLA 980 HLCRATTTIQ 990 SAWRGYSTRR 1000 DQARHWQMLH 1010 PVTWVELGSR 1020 AGVMSDRSWF 1030 QDGRARTVSD 1040 HRCFQSCQAH 1050 ACSVCHSLSS 1060 RIGSPPSVVM 1070 LVGSSPRTCH 1080 TCGRTQPTRV 1090 VQGMGQGTEG 1100 PGAVSWASAY 1110 QLAALSPRQP 1120 HRQDKAATAI 1130 QSAWRGFKIR 1140 QQMRQQQMAA 1150 KIVQATWRGH 1160 HTRSCLKNTE 1170 ALLGPADPSA 1180 SSRHMHWPGI

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005739 mitochondrion
Cellular Component GO:0005634 nucleus
Biological Process GO:0007286 spermatid development

Reference

[1] Yan M, Tu H, Tang S, Gai Z, Shi Q et al.. Lactylated Proteomic Analysis Reveals Functional Implications of Lysine Lactylation In Asthenozoospermia.. Mol Cell Proteomics 24(12):101439. 2025 Dec. PMID: 41192556.