Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

GH14774p; CTCF (CTCF) encodes a ubiquitous transcription factor that binds to insulators and domain boundaries. It mediates insulator function and blocks enhancers by binding to the product of Cp190. It contributes to long-range chromatin interaction, organizes chromatin domain boundaries and coordinates nuclear architecture.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Chromatin-linked adaptor for MSL proteins (Clamp) encodes a zinc finger protein that is required to recruit the dosage compensation complex. It is essential in both males and females. It also functions outside of the dosage compensation pathway.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Centrosome-associated zinc finger protein CP190; Component of the gypsy chromatin insulator complex which is required for the function of the gypsy chromatin insulator and other endogenous chromatin insulators. Chromatin insulators are regulatory elements which establish independent domains of transcriptional activity within eukaryotic genomes. Insulators have two defining properties; they can block the communication between an enhancer and a promoter when placed between them and can also buffer transgenes from position effect variegation (PEV). Insulators are proposed to structure the [...]

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Histone-lysine N-methyltransferase E(z); Polycomb group (PcG) protein. Catalytic subunit of the Esc/E(z) complex, which methylates 'Lys-9' and 'Lys-27' of histone H3, leading to transcriptional repression of the affected target gene. While PcG proteins are generally required to maintain the transcriptionally repressive state of homeotic genes throughout development, this protein is specifically required during the first 6 hours of embryogenesis to establish the repressed state. The Esc/E(z) complex is necessary but not sufficient for the repression of homeotic target genes, suggesting [...]

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

RNA polymerase II 33kD subunit; DNA-directed 5'-3' RNA polymerase activity; RNA polymerase II activity; protein dimerization activity; DNA binding. It is involved in the biological process described with: transcription by RNA polymerase II; cellular response to heat.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Transcription factor GAGA; Transcriptional activator that functions by regulating chromatin structure. Overcomes the repressive effects of chromatin by promoting the open chromatin conformation in promoter gene regions, thereby allowing access to other transcription factors. Binds to DNA Polycomb response elements (PREs) at the bithorax complex and to the proximal region of the engrailed promoter, and positively regulates transcription of many genes including homeotic ones. Binds to the DNA sequence (GA)n, with optimal binding to the pentamer 5'-GAGAG-3'. Binds DNA as an oligomer. May [...]

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Protein bric-a-brac 2; Bric a brac 2 (bab2) encodes a transcriptional regulator that functions partially redundantly with the product of bab1. It is part of the conserved proximal-distal gene regulatory network module. It contributes to pattern formation, ovary morphogenesis, abdominal pigmentation and olfactory receptor neuron fate diversity.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Centrosomal and chromosomal factor; Corto (corto) encodes an Enhancer of Trithorax and Polycomb (ETP) protein that physically interacts with several Polycomb proteins (encoded by Pc, ph-d, ph-p, esc, E(z)) and ETP (encoded by Trl, Dsp1). It also interacts with the product of CycG, with the methylated product of RpL12 (RPL12K3me3), and co-regulates the transcription of genes involved in ribosome biogenesis.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Segmentation protein fushi tarazu; May play a role in determining neuronal identity, may be directly involved in specifying identity of individual neurons. Required during embryogenesis for the process of body segmentation. Homeotic protein, required in alternating segment primordia, it specifies the correct number of segments.

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Modifier of mdg4; Component of the gypsy chromatin insulator complex which is required for the function of the gypsy chromatin insulator and other endogenous chromatin insulators. Chromatin insulators are regulatory elements which establish independent domains of transcriptional activity within eukaryotic genomes. Insulators have two defining properties; they can block the communication between an enhancer and a promoter when placed between them and can also buffer transgenes from position effect variegation (PEV). Insulators are proposed to structure the chromatin fiber into independe [...]

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Polycomb protein PHO; Polycomb group (PcG) protein that binds to the 5'- CNGCCATNNNNG-3' sequence found in the regulatory regions of many genes. PcG proteins act by forming multiprotein complexes, which are required to maintain the transcriptionally repressive state of homeotic genes throughout development. PcG proteins are not required to initiate repression, but to maintain it during later stages of development. They probably act via the methylation of histones, rendering chromatin heritably changed in its expressibility. Probably targets the Esc/E(z) complex to DNA. Necessary but no [...]

Homeobox protein abdominal-B; Abdominal B (Abd-B) is one of the three hox genes of the bithorax complex. The product of Abd-B specifies the identity of the posterior abdominal segments, the external genitalia and the gonads. It is also involved in regulating the post-mating-response.

Protein suppressor of hairy wing; Component of the gypsy chromatin insulator complex which is required for the function of the gypsy chromatin insulator and other endogenous chromatin insulators. Chromatin insulators are regulatory elements which establish independent domains of transcriptional activity within eukaryotic genomes. Insulators have two defining properties; they can block the communication between an enhancer and a promoter when placed between them and can also buffer transgenes from position effect variegation (PEV). Insulators are proposed to structure the chromatin fibe [...]

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Probable histone-binding protein Caf1; Core histone-binding subunit that may target chromatin assembly factors, chromatin remodeling factors and histone deacetylases to their histone substrates in a manner that is regulated by nucleosomal DNA. Component of several complexes which regulate chromatin metabolism. These include the chromatin assembly factor 1 (CAF-1) complex, which is required for chromatin assembly following DNA replication and DNA repair; the nucleosome remodeling and deacetylase complex (the NuRD complex), which promotes transcriptional repression by histone deacetylati [...]

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

C-terminal-binding protein; Corepressor targeting diverse transcription regulators. Hairy-interacting protein required for embryonic segmentation and hairy-mediated transcriptional repression; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Nucleosome-remodeling factor subunit NURF301; Histone-binding component of NURF (nucleosome remodeling factor), a complex which catalyzes ATP-dependent nucleosome sliding and facilitates transcription of chromatin. Specifically recognizes H3 tails trimethylated on 'Lys-4' (H3K4me3), which mark transcription start sites of virtually all active genes. Required for homeotic gene expression, proper larval blood cell development, normal male X chromosome morphology, ecdysteroid signaling and metamorphosis. Belongs to the BPTF family.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Histone H1; Nucleosomal DNA binding; double-stranded DNA binding; chromatin DNA binding.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Histone H1; Nucleosomal DNA binding; double-stranded DNA binding; chromatin DNA binding.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Histone H1; Double-stranded DNA binding; chromatin DNA binding; nucleosomal DNA binding.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Histone H1; Chromatin DNA binding. It is involved in the biological process described with: nucleosome assembly.

ATP-dependent chromatin assembly factor large subunit (Acf) encodes a common subunit of two ATP-dependent nucleosome remodeling complexes: the ATP-dependent chromatin assembly and remodeling factor (ACF) and the chromatin accessibility omplex. In these complexes the product of Acf interacts with the ATPase encoded by Iswi and modulates its nucleosome sliding activity, which affects the regularity of nucleosomal arrays and their precise spacing. The ACF complex has also been found to promote nucleosome assembly.

Histone H2A.v; Variant histone H2A which replaces conventional H2A in a subset of nucleosomes. Nucleosomes wrap and compact DNA into chromatin, limiting DNA accessibility to the cellular machineries which require DNA as a template. Histones thereby play a central role in transcription regulation, DNA repair, DNA replication and chromosomal stability. DNA accessibility is regulated via a complex set of post- translational modifications of histones, also called histone code, and nucleosome remodeling. Acts as a Polycomb group (PcG) protein required to maintain the transcriptionally repre [...]