1IRQ - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF OMEGA TRANSCRIPTIONAL REPRESSOR AT 1.5A RESOLUTION
• Keywords: TRANSCRIPTIONAL REPRESSOR, RIBBON-HELIX-HELIX, GENE REGULATION
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1IRQ	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	OMEGA TRANSCRIPTIONAL REPRESSOR	A	48	389	0
2	Protein	OMEGA TRANSCRIPTIONAL REPRESSOR	B	49	397	0
3	Water			125	0	125
total				222	786	125

Proteins

Unit 1	ILE 24 MET 25 GLY 26 ASP 27 LYS 28 THR 29 VAL 30 ARG 31 VAL 32 ARG 33 ALA 34 ASP 35 LEU 36 HIS 37 HIS 38 ILE 39 ILE 40 LYS 41 ILE 42 GLU 43 THR 44 ALA 45 LYS 46 ASN 47 GLY 48 GLY 49 ASN 50 VAL 51 LYS 52 GLU 53 VAL 54 MET 55 ASP 56 GLN 57 ALA 58 LEU 59 GLU 60 GLU 61 TYR 62 ILE 63 ARG 64 LYS 65 TYR 66 LEU 67 PRO 68 ASP 69 LYS 70 LEU 71
Unit 2	ASP 23 ILE 24 MET 25 GLY 26 ASP 27 LYS 28 THR 29 VAL 30 ARG 31 VAL 32 ARG 33 ALA 34 ASP 35 LEU 36 HIS 37 HIS 38 ILE 39 ILE 40 LYS 41 ILE 42 GLU 43 THR 44 ALA 45 LYS 46 ASN 47 GLY 48 GLY 49 ASN 50 VAL 51 LYS 52 GLU 53 VAL 54 MET 55 ASP 56 GLN 57 ALA 58 LEU 59 GLU 60 GLU 61 TYR 62 ILE 63 ARG 64 LYS 65 TYR 66 LEU 67 PRO 68 ASP 69 LYS 70 LEU 71