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. 2002 Jan 1;30(1):312–317. doi: 10.1093/nar/30.1.312

Table 1. Examples of experiments underlying the information inputted into TRRD.

Type of experiment Assay code in TRRD
Delineation and initial analysis of large regulatory regions  
Insertion of the promoter region upstream of reporter gene 6.8
Attachment of DNA fragment of interest to homologous or heterologous promoter and reporter gene 6.3.1
Deletion analysis 6.1.1
Assessing appropriate regulation by different agents in transient transfection assay 6.5
Detection of transcription factor binding sites  
DNase I footprinting with nuclear extract 1.1.1
OP-Cu footprinting with nuclear extract 1.6
DNase I footprinting with purified or recombinant protein 1.1.5
Genomic footprinting 1.5
Methylation protection assay 4.1
Methylation interference assay 4.2
Electrophoretic mobility shift assay (EMSA) with nuclear extract 3.1
EMSA performed in the presence of competitive oligonucleotides 3.2
EMSA performed with mutant probes or competitors 3.3
Confirming the functional importance of the site  
Insertion of isolated site 5′ of homologous or heterologous promoter 6.3.2
Comprehensive mutant analysis 6.2
Trans-activation of a reporter gene by overexpression of a distinct transcription factor 6.6
Genomic footprinting 1.5
Identification of DNA-binding proteins  
DNase I footprinting with purified or recombinant protein 1.1.5
DNase I footprinting with nuclear extract and specific antibodies 1.1.6
EMSA with purified or recombinant protein 3.5
EMSA with nuclear extract and specific antibodies 3.6