IntAct European Bioinformatics Institute IntAct intact http://www.ebi.ac.uk/ http://www.ebi.ac.uk/intact/query/${ac} EBI-[0-9]+|IA:[0-9]+ INTerAction database (IntAct) provides an open source database and toolkit for the storage, presentation and analysis of molecular interactions. http://www.ebi.ac.uk/intact European Bioinformatics Institute; Wellcome Trust Genome Campus; Hinxton, Cambridge; CB10 1SD; United Kingdom http://www.ebi.ac.uk/intact/ http://www.ebi.ac.uk/ stros-2002-1 HMGB1 and HMGB2 cell-specifically down-regulate the p53- and p73-dependent sequence-specific transactivation from the human Bax gene promoter. in vitro In vitro pull down pull down predetermined predetermined participant predetermined Stros M., Ozaki T., Bacikova A., Kageyama H., Nakagawara A. Apoptosis - Interactions involving proteins with a function related to apoptosis stros@ibp.cs J. Biol. Chem. (0021-9258) 2002 Chromatin - Epigenetic interactions resulting in chromatin modulation p73_human Tumor protein p73 TP73 P73 p53-like transcription factor p53-related protein protein protein human Homo sapiens Human MAQSTATSPDGGTTFEHLWSSLEPDSTYFDLPQSSRGNNEVVGGTDSSMDVFHLEGMTTSVMAQFNLLSSTMDQMSSRAASASPYTPEHAASVPTHSPYAQPSSTFDTMSPAPVIPSNTDYPGPHHFEVTFQQSSTAKSATWTYSPLLKKLYCQIAKTCPIQIKVSTPPPPGTAIRAMPVYKKAEHVTDVVKRCPNHELGRDFNEGQSAPASHLIRVEGNNLSQYVDDPVTGRQSVVVPYEPPQVGTEFTTILYNFMCNSSCVGGMNRRPILIIITLEMRDGQVLGRRSFEGRICACPGRDRKADEDHYREQQALNESSAKNGAASKRAFKQSPPAVPALGAGVKKRRHGDEDTYYLQVRGRENFEILMKLKESLELMELVPQPLVDSYRQQQQLLQRPSHLQPPSYGPVLSPMNKVHGGMNKLPSVNQLVGQPPPHSSAATPNLGPVGPGMLNNHGHAVPANGEMSSSHSAQSMVSGSHCTPPPPYHADPSLVSFLTGLGCPNCIEYFTSQGLQSIYHLQNLTIEDLGALKIPEQYRMTIWRGLQDLKQGHDYSTAQQLLRSSNAATISIGGSGELQRQRVMEAVHFRVRHTITIPNRGGPGGGPDEWADFGFDLPDCKARKQPIKEEFTEAEIH hmgb1_human High mobility group protein B1 HMGB1 HMG1 High mobility group protein 1 protein protein human Homo sapiens Human MGKGDPKKPRGKMSSYAFFVQTCREEHKKKHPDASVNFSEFSKKCSERWKTMSAKEKGKFEDMAKADKARYEREMKTYIPPKGETKKKFKDPNAPKRPPSAFFLFCSEYRPKIKGEHPGLSIGDVAKKLGEMWNNTAADDKQPYEKKAAKLKEKYEKDIAAYRAKGKPDAAKKGVVKAEKSKKKKEEEEDEEDEEDEEEEEDEEDEDEEEDDDDE hmgb1-tp73-1 Direct interactions between HMGB1 and p73-alpha as revealed by pull-down assay. 134722 N/A 134723 unspecified role unspecified role prey prey region radiolabelled radiolabel radiolabeled radiolabelled undetermined undetermined sequence position undetermined undetermined undetermined sequence position undetermined false in vitro In vitro N/A 134724 unspecified role unspecified role bait bait in vitro In vitro physical association physical association false false false HMGB1 (P09429) was tagged with GST. The B domain and N-terminal AA 85-91 (TKKKFKD) of HMGB1 are necessary for interaction with p73. AA 312-381 are necessary for interaction of p73(O15350) with HMGB1(P09429) with AA 382-426 enhancing p73 binding to HMGB1.