4GDA - Sequence, Chains, Asymmetric and Biological Units

• Title: CIRCULAR PERMUTED STREPTAVIDIN A50/N49
• Keywords: BIOTIN-BINDING PROTEIN, BIOTIN, CIRCULAR PERMUTATION
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	4GDA	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	STREPTAVIDIN	A	124	924	0
2	Protein	STREPTAVIDIN	B	123	918	0
3	Ligand	STREPTAVIDIN	A	4	0	33
4	Ligand	STREPTAVIDIN	B	5	0	35
5	Water			331	0	331
total				587	1842	399

Proteins

Unit 1

ALA 50 GLU 51 SER 52 ARG 53 TYR 54 VAL 55 LEU 56 THR 57 GLY 58 ARG 59 TYR 60 ASP 61 SER 62 ALA 63 PRO 64 ALA 65 THR 66 ASP 67 GLY 68 SER 69 GLY 70 THR 71 ALA 72 LEU 73 GLY 74 TRP 75 THR 76 VAL 77 ALA 78 TRP 79 LYS 80 ASN 81 ASN 82 TYR 83 ARG 84 ASN 85 ALA 86 HIS 87 SER 88 ALA 89 THR 90 THR 91 TRP 92 SER 93 GLY 94 GLN 95 TYR 96 VAL 97 GLY 98 GLY 99 ALA 100 GLU 101 ALA 102 ARG 103 ILE 104 ASN 105 THR 106 GLN 107 TRP 108 LEU 109 LEU 110 THR 111 SER 112 GLY 113 THR 114 THR 115 GLU 116 ALA 117 ASN 118 ALA 119 TRP 120 LYS 121 SER 122 THR 123 LEU 124 VAL 125 GLY 126 HIS 127 ASP 128 THR 129 PHE 130 THR 131 LYS 132 VAL 133 LYS 134 PRO 135 SER 212 ALA 213 GLU 214 ALA 215 GLY 216 ILE 217 THR 218 GLY 219 THR 220 TRP 221 TYR 222 ASN 223 GLN 224 LEU 225 GLY 226 SER 227 THR 228 PHE 229 ILE 230 VAL 231 THR 232 ALA 233 GLY 234 ALA 235 ASP 236 GLY 237 ALA 238 LEU 239 THR 240 GLY 241 THR 242 TYR 243 GLU 244 SER 245 ALA 246 VAL 247 GLY 248 ASN 249

Unit 2

ALA 50 GLU 51 SER 52 ARG 53 TYR 54 VAL 55 LEU 56 THR 57 GLY 58 ARG 59 TYR 60 ASP 61 SER 62 ALA 63 PRO 64 ALA 65 THR 66 ASP 67 GLY 68 SER 69 GLY 70 THR 71 ALA 72 LEU 73 GLY 74 TRP 75 THR 76 VAL 77 ALA 78 TRP 79 LYS 80 ASN 81 ASN 82 TYR 83 ARG 84 ASN 85 ALA 86 HIS 87 SER 88 ALA 89 THR 90 THR 91 TRP 92 SER 93 GLY 94 GLN 95 TYR 96 VAL 97 GLY 98 GLY 99 ALA 100 GLU 101 ALA 102 ARG 103 ILE 104 ASN 105 THR 106 GLN 107 TRP 108 LEU 109 LEU 110 THR 111 SER 112 GLY 113 THR 114 THR 115 GLU 116 ALA 117 ASN 118 ALA 119 TRP 120 LYS 121 SER 122 THR 123 LEU 124 VAL 125 GLY 126 HIS 127 ASP 128 THR 129 PHE 130 THR 131 LYS 132 VAL 133 LYS 134 PRO 135 ALA 213 GLU 214 ALA 215 GLY 216 ILE 217 THR 218 GLY 219 THR 220 TRP 221 TYR 222 ASN 223 GLN 224 LEU 225 GLY 226 SER 227 THR 228 PHE 229 ILE 230 VAL 231 THR 232 ALA 233 GLY 234 ALA 235 ASP 236 GLY 237 ALA 238 LEU 239 THR 240 GLY 241 THR 242 TYR 243 GLU 244 SER 245 ALA 246 VAL 247 GLY 248 ASN 249

Ligands

Unit 3	BTN 5001 GOL 5002 GOL 5003 SO4 5004
Unit 4	BTN 5001 GOL 5002 SO4 5003 SO4 5004 EOH 5005