2PXD - Sequence, Chains, Asymmetric and Biological Units

• Title: VARIANT 1 OF RIBONUCLEOPROTEIN CORE OF THE E. COLI SIGNAL RE PARTICLE
• Keywords: GU PAIR, HEXAMINE, RNA PHASING, RNA, CATION BINDING, SIGNALI PROTEIN-RNA COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2PXD	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	RNA		B	49	1052	0
2	Protein	SIGNAL RECOGNITION PARTICLE PROTEIN	A	69	468	65
3	Ligand	4.5 S RNA	B	7	0	49
total				125	1520	114

Proteins

Unit 2

PHE 1 ASP 2 LEU 3 ASN 4 ASP 5 PHE 6 LEU 7 GLU 8 GLN 9 LYS 23 VAL 24 LEU 25 VAL 26 ARG 27 MSE 28 GLU 29 ALA 30 ILE 31 ILE 32 ASN 33 SER 34 MSE 35 THR 36 MSE 37 LYS 38 GLU 39 ARG 40 ALA 41 LYS 42 PRO 43 GLU 44 ILE 45 ILE 46 LYS 47 GLY 48 SER 49 ARG 50 LYS 51 ARG 52 ARG 53 ILE 54 ALA 55 ALA 56 GLY 57 SER 58 GLY 59 MSE 60 GLN 61 VAL 62 GLN 63 ASP 64 VAL 65 ASN 66 ARG 67 LEU 68 LEU 69 LYS 70 GLN 71 PHE 72 ASP 73 ASP 74 MSE 75 GLN 76 ARG 77 MSE 78 MSE 79 LYS 80 LYS 81 MSE 82

Nucleic acids

Unit 1

G 130 G 131 G 132 G 133 C 134 U 135 G 136 U 137 U 138 U 139 A 140 C 141 C 142 A 143 G 144 G 145 U 146 C 147 A 148 G 149 G 150 U 151 C 152 C 153 G 154 A 155 A 156 A 157 G 158 G 159 A 160 A 161 G 162 C 163 A 164 G 165 C 166 C 167 A 168 A 169 G 170 G 171 C 172 A 173 G 174 U 175 U 176 C 177 C 178

Ligands

Unit 3

NCO 201 NCO 202 NCO 203 NCO 204 NCO 205 NCO 206 NCO 207