O14746 (TERT_HUMAN) Homo sapiens (Human)

Telomerase reverse transcriptase UniProtKBInterProSTRINGInteractive Modelling

1132 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; Isoform 4; )

Sequence Features

Add
 712Magnesium; catalytic
 868Magnesium; catalytic
 869Magnesium; catalytic
 169Required for optimal binding of telomeric ssDNA and incorporation of nucleotides at the second position of the template
 867Required for nucleotide incorporation and primer extension rate
 55L -> Q (in idiopathic pulmonary fibrosis susceptibility; impaired telomerase activity; dbSNP:rs387907247) VAR_062535 dbSNP
 65P -> A (associated with acute myeloid leukemia; dbSNP:rs544215765) VAR_062780 dbSNP
 170V -> M (in PFBMFT1; the mutant protein is demonstrated to cause decreased telomerase activity; dbSNP:rs387907248) VAR_068792 dbSNP
 202A -> T (in PFBMFT1 and AA; severe and moderate; associated with disease susceptibility; shorter telomeres; dbSNP:rs121918661) VAR_036863 dbSNP
 279A -> T (in dbSNP:rs61748181) VAR_036864 dbSNP
 299V -> M (associated with acute myeloid leukemia; dbSNP:rs756624928) VAR_062781 dbSNP
 412H -> Y (in PFBMFT1, AA and DKCB4; severe and moderate; associated with susceptibility to acute myelogenous leukemia; the mutant protein has 36% residual activity; dbSNP:rs34094720) VAR_025149 dbSNP
 441Missing (in AA; associated with susceptibility to acute myeloid leukemia) VAR_036865
 522R -> K (associated with acute myeloid leukemia) VAR_062782
 570K -> N (in AA; abolishes telomerase catalytic activity but no effect on binding to TERC) VAR_062536
 631R -> Q (in AA; dbSNP:rs199422294) VAR_062783 dbSNP
 682G -> D (in AA; non-severe; abolishes telomerase catalytic activity but little effect on binding to TERC; dbSNP:rs199422295) VAR_062537 dbSNP
 694V -> M (in PFBMFT1 and AA; moderate; dbSNP:rs121918662) VAR_036866 dbSNP
 704P -> S (in DKCB4; the mutant protein has 13% residual activity; dbSNP:rs199422297) VAR_068793 dbSNP
 716A -> T (in PFBMFT1; the mutant protein is demonstrated to cause severely compromised telomerase activity; dbSNP:rs387907249) VAR_068794 dbSNP
 721P -> R (in DKCB4; no effect on telomerase catalytic activity and little effect on binding to TERC; dbSNP:rs199422299) VAR_062538 dbSNP
 726T -> M (in AA; very severe; no effect on telomerase catalytic activity but shortened telomeres; dbSNP:rs149566858) VAR_062539 dbSNP
 772Y -> C (in PFBMFT1; moderate; dbSNP:rs121918663) VAR_036867 dbSNP
 785P -> L (in AA; dbSNP:rs483352771) VAR_062784 dbSNP
 791V -> I (in PFBMFT1; associated with Met-867 in cis on the same allele; the double mutant shows severe defects in telomere repeat addition processivity; dbSNP:rs141425941) VAR_068795 dbSNP
 811R -> C (in DKCB4; 50% reduction in telomerase activity; dbSNP:rs199422301) VAR_062540 dbSNP
 841L -> F (in PFBMFT1) VAR_068796
 865R -> H (in PFBMFT1; dbSNP:rs121918666) VAR_036868 dbSNP
 867V -> M (in PFBMFT1; associated with Ile-791 in cis on the same allele; the double mutant shows severe defects in telomere repeat addition processivity; this mutation causes most if not all of the functional defects; dbSNP:rs201159197) VAR_068797 dbSNP
 901R -> W (in DKCB4; severe phenotype overlapping with Hoyeraal-Hreidarsson syndrome; very short telomeres and greatly reduced telomerase activity; dbSNP:rs199422304) VAR_062541 dbSNP
 902K -> N (in DKCA2; abolishes telomerase catalytic activity but no effect on binding to TERC; dbSNP:rs121918665) VAR_036869 dbSNP
 902K -> R (in PFBMFT1; dbSNP:rs387907250) VAR_068798 dbSNP
 923P -> L (in PFBMFT1; dbSNP:rs387907251) VAR_068799 dbSNP
 948S -> R (in dbSNP:rs34062885) VAR_053726 dbSNP
 979R -> W (in DKCA2; shortened telomeres but no effect on telomerase catalytic activity nor on binding to TERC; dbSNP:rs199422305) VAR_062542 dbSNP
 1025V -> F (in PFBMFT1) VAR_068800
 1062A -> T (increased incidence in sporadic acute myeloid leukemia; dbSNP:rs35719940) VAR_025150 dbSNP
 1090V -> M (in PFBMFT1; severe; dbSNP:rs121918664) VAR_036870 dbSNP
 1110T -> M (in idiopathic pulmonary fibrosis susceptibility; impaired telomerase activity; dbSNP:rs199422306) VAR_062543 dbSNP
 1127F -> L (in DKCA2; severe; shortened telomeres but no effect on telomerase catalytic activity nor on binding to TERC; dbSNP:rs1176273130) VAR_062544 dbSNP
 460-591Telomerase ribonucleoprotein complex - RNA-binding domain
IPR021891PF12009
 817-905Reverse transcriptase domain
IPR000477PF00078

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRange
The crystal structure of human Importin alpha 5 with TERT NLS peptide Heteromer
P52294;
4b18222-240
Assess
Human Leukocyte Antigen presenting ILGKFLHRL Heteromer
P04439; P61769;
15×EDO;GOL;SO4;5meo540-548
Assess
Human Leukocyte Antigen A02 presenting ILAKFLHEL Heteromer
P04439; P61769;
10×EDO;CA;MES;SO4;GOL;5mer540-548
Assess
Human Leukocyte Antigen A02 presenting ILAKFLHTL Heteromer
P04439; P61769;
SO4;EDO;5meq540-548
Assess
Human Leukocyte Antigen A02 presenting ILGKFLHWL Heteromer
P04439; P61769;
EDO;SO4;5mep540-548
Assess
TCR-peptide specificity overrides affinity enhancing TCR-MHC interactions Heteromer
H2RG00; K7N5N2; P01850; P04439; P61769;
GOL;EDO;4mnq540-548
Assess
Crystal Structure of HLA-A*2402 Complexed with a telomerase peptide Heteromer
P04439; P61769;
SO4;GOL;2bck461-469
Assess
Human Leukocyte Antigen A02 presenting ILAKFLHWL, in complex with cognate T-Cell Receptor Heteromer
P04439; P61769;
EDO;GOL;SO4;5men540-548
Assess
STRUCTURE OF THE HUMAN TELOMERASE THUMB DOMAINmonomer GSH;5ugw965-1122
Assess

Homology models

Oligo-stateQMEANTemplateRangeSeq id (%)Ligands
monomer -3.41 4lmo.3.A322-593
39.18
Assess

Homology models built on isoform sequence

IsoformOligo-stateLigandsQMEANTemplateRangeSeq id (%)
Isoform 2monomer-4.084lmo.3.A322-593
39.18
Assess
Isoform 3monomer-3.414lmo.3.A322-593
39.18
Assess
Isoform 4monomer-4.104lmo.3.A322-593
39.18
Assess