Q9NSU2 | SWISS-MODEL Repository

Q9NSU2 (TREX1_HUMAN) Homo sapiens (Human)

Three-prime repair exonuclease 1 UniProtKB InterPro STRING Interactive Modelling

314 aa; Sequence (Fasta) ; (Isoform 1; Isoform 2)

It is possible new templates exist for this target since these models were created.

However, an attempt to improve models for this target was made on 2025-05-29. The outcome - failed for technical reasons.

Available Structures

9 Experimental Structures

	Description	PDB ID	Oligo-state	Range	Seq id (%)	Ligands
	Structure of human TREX1	7tqo PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	4-237	96.44
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	Co-crystal structure of human TREX1 in complex with an inhibitor	8vl7 PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	2-234	100.0	2×A1ACJ; 1×GOL; 4×MG; 3×UNX;
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	Structure of human TREX1	7tqn PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	5-236	98.61
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	Structure of human TREX1	7tqp PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	6-236	94.93	8×SO4;
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	Co-crystal structure of human TREX1 in complex with an inhibitor	9o0y PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	5-234	97.71	2×A1B7T; 2×MG; 2×EDO; 4×UNX;
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	Co-crystal structure of human TREX1 in complex with an inhibitor	9ava PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	6-234	100.0	2×K; 2×A1AG1; 6×UNX;
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	Co-crystal structure of human TREX1 in complex with an inhibitor	9o0x PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	7-234	97.62	2×A1B7U; 2×MG; 4×EDO; 18×UNX;
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	Co-crystal structure of human TREX1 in complex with an inhibitor	9o0w PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	9-235	98.13	2×A1B7V; 2×MG; 2×EDO; 10×UNX;
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	Structure of human TREX1-DNA complex	7tqq PDBe PDBe-KB PDBj PDBsum RCSB SMTL	homo-2-mer	8-234	100.0
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1 SWISS-MODEL model

	Template	Oligo-state	QMEANDisCo	Range	Ligands	Trg-Tpl Seq id (%)
	7tqo.1.B	homo-2-mer	0.83	4-237		96.68
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	Model ID	Oligo-state	Avg pLDDT	Range	Trg-Mdl Seq Id (%)

	Model ID	Oligo-state	Avg Confidence	Range	Trg-Mdl Seq id (%)

2 SWISS-MODEL models built on isoform sequence

	Isoform	Template	Oligo-state	QMEANDisCo	Range	Ligands	Trg-Tpl Seq id (%)
	Isoform 1	7tqp.1.B	homo-2-mer	0.82	61-291		93.36
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	Isoform 2	7tqo.1.B	homo-2-mer	0.83	1-227		97.84
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Alignments