P09493 (TPM1_HUMAN) Homo sapiens (Human)

Tropomyosin alpha-1 chain UniProtKBInterProInteractive Modelling

284 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; Isoform 4; Isoform 5; Isoform 6; Isoform 7; Isoform 8; Isoform 9; Isoform 10; ) Identical sequences: Homo sapiens: D9YZV4; Pan troglodytes: A0A2I3T066; A0A6D2XH57; Pan paniscus: A0A2R8ZFZ6; Gorilla gorilla gorilla: G3R169

Sequence Features

Add
 40E -> K (in CMD1Y; dbSNP:rs104894501) VAR_043986 dbSNP
 54E -> K (in CMD1Y; dbSNP:rs104894505) VAR_043987 dbSNP
 63A -> V (in CMH3; dbSNP:rs199476306) VAR_013135 dbSNP
 175D -> N (in CMH3; no change in homodimerization; no change in homodimer thermal stability; decreased actin binding; recessive effect in the homodimer; increased calcium-dependent regulation of myosin binding to actin filaments; dominant effect in the homodimer; dbSNP:rs104894503) VAR_007601 dbSNP
 180E -> G (in CMH3; no change in homodimerization; decreased in hom odimer thermal stability; decreased in actin binding; increased calcium-dependent regulation of myosin binding to actin filaments; dominant effect in the homodimer; dbSNP:rs104894502) VAR_007602 dbSNP
 180E -> V (in CMH3; dbSNP:rs104894502) VAR_029452 dbSNP
 192E -> K (in LVNC9; dbSNP:rs199476315) VAR_070121 dbSNP
 248K -> E (in LVNC9; dbSNP:rs199476319) VAR_070122 dbSNP
 48-283Tropomyosin
IPR000533PF00261

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRange
Structure of human cardiac thin filament in the calcium bound state Heteromer
P19429; P45379; P63316; P68135;
15×ADP;6kn81-284
Assess
Structure of human cardiac thin filament in the calcium free state Heteromer
P19429; P45379; P63316; P68135;
15×ADP;6kn71-284
Assess
Bovine Cardiac Myosin in Complex with Chicken Skeletal Actin and Human Cardiac Tropomyosin in the R… Heteromer
P68139; Q9BE39;
ADP;MG;6x5z45-210
Assess
Structure of the Tropomyosin Overlap Complex from Chicken Smooth Muscle Heteromer
P04268; Q13426; Q15691;
EDO;SO4;3mud1-29
Assess
3D structure of the leiomodin/tropomyosin binding interface Heteromer
P03069; Q6P5Q4;
6ut21-14
Assess
Crystal structure of the N-terminal fragment of tropomyosin isoform Tpm1.1 at 1.5 A resolutionhomo-2-mer PEG;5kht1-28
Assess

Homology models built on isoform sequence

IsoformOligo-stateLigandsQMEANTemplateRangeSeq id (%)
Isoform 2monomer2.972w4u.1.L15-228
76.64
Assess
Isoform 2homo-2-mer1.782efr.1.A84-217
54.33
Assess
Isoform 2monomer0.776kn7.1.Q13-228
76.39
Assess
Isoform 2monomer1.316kn8.1.P13-228
76.39
Assess
Isoform 2monomer-3.113mud.1.A161-228
61.76
Assess
Isoform 3monomer3.122w4u.1.L8-284
85.56
Assess
Isoform 3homo-2-mer2.211c1g.2.A1-284
84.15
Assess
Isoform 3monomer-3.113mud.1.A217-284
61.76
Assess
Isoform 4monomer3.012w4u.1.L8-284
93.86
Assess
Isoform 4homo-2-mer2.431c1g.2.A1-284
92.25
Assess
Isoform 5homo-2-mer2.621c1g.2.A6-245
79.17
Assess
Isoform 5monomer1.666kn8.1.P7-245
80.75
Assess
Isoform 6monomer3.292w4u.1.L8-284
89.89
Assess
Isoform 6homo-2-mer2.611c1g.2.A1-284
88.73
Assess
Isoform 7homo-2-mer2.471c1g.2.A1-284
80.63
Assess
Isoform 7monomer3.392w4u.1.L8-284
81.59
Assess
Isoform 7monomer-3.113mud.1.A217-284
61.76
Assess
Isoform 8homo-2-mer2.641c1g.2.A1-284
75.00
Assess
Isoform 8monomer3.462w4u.1.L8-284
75.81
Assess
Isoform 8monomer-3.113mud.1.A217-284
61.76
Assess
Isoform 9homo-2-mer2.191c1g.2.A1-284
89.79
Assess
Isoform 9monomer2.932w4u.1.L8-284
91.34
Assess
Isoform 9monomer-3.113mud.1.A217-284
61.76
Assess
Isoform 10monomer3.022w4u.1.L8-284
93.50
Assess
Isoform 10homo-2-mer2.391c1g.2.A1-284
91.90
Assess