Q99697 (PITX2_HUMAN) Homo sapiens (Human)

Pituitary homeobox 2 UniProtKBInterproStringInteractive Modelling

317 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; ) Identical sequences: Pongo abelii: A0A2J8XQ54; Pan troglodytes: K7DRL4; Pan paniscus: A0A2R9CCQ9; Gorilla gorilla gorilla: A0A2I2ZPC2

Sequence Features

 100L -> Q (in RIEG1; dbSNP:rs104893857). VAR_003763 dbSNP
 108R -> H (in RDC; results in 25% loss of transactivation activity; dbSNP:rs104893862). VAR_035027 dbSNP
 110P -> L (in RIEG1; dbSNP:rs1057519484). VAR_058735 dbSNP
 110P -> R (in RIEG1). VAR_058736
 114T -> P (in RIEG1; dbSNP:rs104893858). VAR_003764 dbSNP
 115R -> H (in ASGD4; dbSNP:rs104893861). VAR_003765 dbSNP
 129V -> L (in RIEG1; more than 200% increase in transactivation activity; dbSNP:rs121909249). VAR_035029 dbSNP
 130R -> W (in ASGD4; dbSNP:rs121909248). VAR_003762 dbSNP
 134K -> E (in RIEG1; dbSNP:rs387906810). VAR_058737 dbSNP
 136R -> C (in RIEG1). VAR_058738
 137R -> P (in RIEG1; dbSNP:rs104893859). VAR_003766 dbSNP
 151L -> V (in RIEG1). VAR_058739
 154N -> T (in RIEG1). VAR_058740
 85-144Homeobox.
 128-134Missing (in RIEG1; more than 100-fold reduction in DNA binding activity as well as no detectable transactivation activity). VAR_035028
 86-142Homeobox domain
IPR001356PF00046
 275-292OAR domain
IPR003654PF03826

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownload
NMR structure of the homeodomain of Pitx2 in complex with a TAATCC DNA binding sitemonomer 2lkx85-144
Solution Structure of the Pitx2 Homeodomainmonomer 2l7f85-144
Solution Structure of the Pitx2 Homeodomain R24H mutantmonomer 2l7m85-144

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownload
3monomer0.302l7f.1.A39-98
100.00
2monomer0.282l7f.1.A92-151
100.00