1XZ8 - Sequence, Chains, Asymmetric and Biological Units

• Title: PYRR, THE REGULATOR OF THE PYRIMIDINE BIOSYNTHETIC OPERON IN BACILLUS CALDOLYTICUS, NUCLEOTIDE-BOUND FORM
• Keywords: TRANSCRIPTION REGULATION, ATTENUATION PROTEIN, RNA-BINDING, PYRIMIDINE BIOSYNTHESIS, TRANSFERASE, PRTASE, URACIL PHOSPHORIBOSYLTRANSFERASE, TRANSCRIPTION
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1XZ8	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	PYRR BIFUNCTIONAL PROTEIN	A	162	1268	0
2	Protein	PYRR BIFUNCTIONAL PROTEIN	B	161	1260	0
3	Ligand	PYRR BIFUNCTIONAL PROTEIN	A	3	0	49
4	Ligand	PYRR BIFUNCTIONAL PROTEIN	B	2	0	22
5	Water			55	0	55
total				383	2528	126

Proteins

Unit 1

MET 1 GLN 2 LYS 3 ALA 4 VAL 5 VAL 6 MET 7 ASP 8 GLU 9 GLN 10 ALA 11 ILE 12 ARG 13 ARG 14 ALA 15 LEU 16 THR 17 ARG 18 ILE 19 ALA 20 HIS 21 GLU 22 ILE 23 ILE 24 GLU 25 ARG 26 ASN 27 LYS 28 GLY 29 ILE 30 ASP 31 GLY 32 CYS 33 VAL 34 LEU 35 VAL 36 GLY 37 ILE 38 LYS 39 THR 40 ARG 41 GLY 42 ILE 43 TYR 44 LEU 45 ALA 46 ARG 47 ARG 48 LEU 49 ALA 50 GLU 51 ARG 52 ILE 53 GLU 54 GLN 55 ILE 56 GLU 57 GLY 58 ALA 59 SER 60 VAL 61 PRO 62 VAL 63 GLY 64 GLU 65 LEU 66 ASP 67 ILE 68 THR 69 LEU 70 TYR 71 ARG 72 ASP 73 VAL 91 PRO 92 PHE 93 PRO 94 VAL 95 THR 96 GLU 97 ARG 98 ASN 99 VAL 100 ILE 101 LEU 102 VAL 103 ASP 104 ASP 105 VAL 106 LEU 107 PHE 108 THR 109 GLY 110 ARG 111 THR 112 VAL 113 ARG 114 ALA 115 ALA 116 MET 117 ASP 118 ALA 119 VAL 120 MET 121 ASP 122 LEU 123 GLY 124 ARG 125 PRO 126 ALA 127 ARG 128 ILE 129 GLN 130 LEU 131 ALA 132 VAL 133 LEU 134 VAL 135 ASP 136 ARG 137 GLY 138 HIS 139 ARG 140 GLU 141 LEU 142 PRO 143 ILE 144 ARG 145 ALA 146 ASP 147 PHE 148 VAL 149 GLY 150 LYS 151 ASN 152 VAL 153 PRO 154 THR 155 SER 156 ARG 157 SER 158 GLU 159 LEU 160 ILE 161 VAL 162 VAL 163 GLU 164 LEU 165 SER 166 GLU 167 VAL 168 ASP 169 GLY 170 ILE 171 ASP 172 GLN 173 VAL 174 SER 175 ILE 176 HIS 177 GLU 178 LYS 179

Unit 2

MET 1 GLN 2 LYS 3 ALA 4 VAL 5 VAL 6 MET 7 ASP 8 GLU 9 GLN 10 ALA 11 ILE 12 ARG 13 ARG 14 ALA 15 LEU 16 THR 17 ARG 18 ILE 19 ALA 20 HIS 21 GLU 22 ILE 23 ILE 24 GLU 25 ARG 26 ASN 27 LYS 28 GLY 29 ILE 30 ASP 31 GLY 32 CYS 33 VAL 34 LEU 35 VAL 36 GLY 37 ILE 38 LYS 39 THR 40 ARG 41 GLY 42 ILE 43 TYR 44 LEU 45 ALA 46 ARG 47 ARG 48 LEU 49 ALA 50 GLU 51 ARG 52 ILE 53 GLU 54 GLN 55 ILE 56 GLU 57 GLY 58 ALA 59 SER 60 VAL 61 PRO 62 VAL 63 GLY 64 GLU 65 LEU 66 ASP 67 ILE 68 THR 69 LEU 70 TYR 71 ARG 72 VAL 91 PRO 92 PHE 93 PRO 94 VAL 95 THR 96 GLU 97 ARG 98 ASN 99 VAL 100 ILE 101 LEU 102 VAL 103 ASP 104 ASP 105 VAL 106 LEU 107 PHE 108 THR 109 GLY 110 ARG 111 THR 112 VAL 113 ARG 114 ALA 115 ALA 116 MET 117 ASP 118 ALA 119 VAL 120 MET 121 ASP 122 LEU 123 GLY 124 ARG 125 PRO 126 ALA 127 ARG 128 ILE 129 GLN 130 LEU 131 ALA 132 VAL 133 LEU 134 VAL 135 ASP 136 ARG 137 GLY 138 HIS 139 ARG 140 GLU 141 LEU 142 PRO 143 ILE 144 ARG 145 ALA 146 ASP 147 PHE 148 VAL 149 GLY 150 LYS 151 ASN 152 VAL 153 PRO 154 THR 155 SER 156 ARG 157 SER 158 GLU 159 LEU 160 ILE 161 VAL 162 VAL 163 GLU 164 LEU 165 SER 166 GLU 167 VAL 168 ASP 169 GLY 170 ILE 171 ASP 172 GLN 173 VAL 174 SER 175 ILE 176 HIS 177 GLU 178 LYS 179

Ligands

Unit 3	MG 180 5GP 200 3GP 300
Unit 4	MG 180 U5P 400