2EL6 TRANSCRIPTION, ALTERNATIVE SPLICING; DNA-BINDING; METAL-BINDING; NUCLEAR PROTEIN; REPEAT; TRANSCRIPTION; TRANSCRIPTION REGULATION; ZINC; ZINC-FINGER, STRUCTURAL GENOMICS, NPPSFA, NATIONAL PROJECT ON PROTEIN STRUCTURAL AND FUNCTIONAL ANALYSES, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI SOLUTION STRUCTURE OF THE 21TH ZF-C2H2 DOMAIN FROM HUMAN ZINC FINGER PROTEIN 268