2Q7A - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE CELL SURFACE HEME TRANSFER PROTEIN
• Keywords: BETA SANDWICH, HEME BINDING PROTEIN
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2Q7A	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CELL SURFACE HEME-BINDING PROTEIN	A	152	1166	0
2	Protein	CELL SURFACE HEME-BINDING PROTEIN	B	152	1166	0
3	Ligand	CELL SURFACE HEME-BINDING PROTEIN	A	6	0	110
4	Ligand	CELL SURFACE HEME-BINDING PROTEIN	B	7	0	116
5	Water			323	0	323
total				640	2332	549

Proteins

Unit 1

MET 29 ASP 30 LYS 31 GLY 32 GLN 33 ILE 34 TYR 35 GLY 36 SER 37 ILE 38 ILE 39 GLN 40 ARG 41 ASN 42 TYR 43 ARG 44 HIS 45 PRO 46 ILE 47 SER 48 GLY 49 GLN 50 ILE 51 GLU 52 ASP 53 SER 54 GLY 55 GLY 56 GLU 57 HIS 58 SER 59 PHE 60 ASP 61 ILE 62 GLY 63 GLN 64 GLY 65 MET 66 VAL 67 GLU 68 GLY 69 THR 70 VAL 71 TYR 72 SER 73 ASP 74 ALA 75 MET 76 LEU 77 GLU 78 VAL 79 SER 80 ASP 81 ALA 82 GLY 83 LYS 84 ILE 85 VAL 86 LEU 87 THR 88 PHE 89 ARG 90 MET 91 SER 92 LEU 93 ALA 94 ASP 95 TYR 96 SER 97 GLY 98 ASN 99 TYR 100 GLN 101 PHE 102 TRP 103 ILE 104 GLN 105 PRO 106 GLY 107 GLY 108 THR 109 GLY 110 SER 111 PHE 112 GLN 113 ALA 114 VAL 115 ASP 116 TYR 117 ASN 118 ILE 119 THR 120 GLN 121 LYS 122 GLY 123 THR 124 ASP 125 THR 126 ASN 127 GLY 128 THR 129 THR 130 LEU 131 ASP 132 ILE 133 ALA 134 ILE 135 SER 136 LEU 137 PRO 138 THR 139 VAL 140 ASN 141 SER 142 ILE 143 ILE 144 ARG 145 GLY 146 SER 147 MET 148 PHE 149 VAL 150 GLU 151 PRO 152 MET 153 GLY 154 ARG 155 GLU 156 VAL 157 VAL 158 PHE 159 TYR 160 LEU 161 SER 162 ALA 163 SER 164 GLU 165 LEU 166 ILE 167 GLN 168 LYS 169 TYR 170 SER 171 GLY 172 ASN 173 MET 174 LEU 175 ALA 176 GLN 177 LEU 178 VAL 179 THR 180

Unit 2

MET 29 ASP 30 LYS 31 GLY 32 GLN 33 ILE 34 TYR 35 GLY 36 SER 37 ILE 38 ILE 39 GLN 40 ARG 41 ASN 42 TYR 43 ARG 44 HIS 45 PRO 46 ILE 47 SER 48 GLY 49 GLN 50 ILE 51 GLU 52 ASP 53 SER 54 GLY 55 GLY 56 GLU 57 HIS 58 SER 59 PHE 60 ASP 61 ILE 62 GLY 63 GLN 64 GLY 65 MET 66 VAL 67 GLU 68 GLY 69 THR 70 VAL 71 TYR 72 SER 73 ASP 74 ALA 75 MET 76 LEU 77 GLU 78 VAL 79 SER 80 ASP 81 ALA 82 GLY 83 LYS 84 ILE 85 VAL 86 LEU 87 THR 88 PHE 89 ARG 90 MET 91 SER 92 LEU 93 ALA 94 ASP 95 TYR 96 SER 97 GLY 98 ASN 99 TYR 100 GLN 101 PHE 102 TRP 103 ILE 104 GLN 105 PRO 106 GLY 107 GLY 108 THR 109 GLY 110 SER 111 PHE 112 GLN 113 ALA 114 VAL 115 ASP 116 TYR 117 ASN 118 ILE 119 THR 120 GLN 121 LYS 122 GLY 123 THR 124 ASP 125 THR 126 ASN 127 GLY 128 THR 129 THR 130 LEU 131 ASP 132 ILE 133 ALA 134 ILE 135 SER 136 LEU 137 PRO 138 THR 139 VAL 140 ASN 141 SER 142 ILE 143 ILE 144 ARG 145 GLY 146 SER 147 MET 148 PHE 149 VAL 150 GLU 151 PRO 152 MET 153 GLY 154 ARG 155 GLU 156 VAL 157 VAL 158 PHE 159 TYR 160 LEU 161 SER 162 ALA 163 SER 164 GLU 165 LEU 166 ILE 167 GLN 168 LYS 169 TYR 170 SER 171 GLY 172 ASN 173 MET 174 LEU 175 ALA 176 GLN 177 LEU 178 VAL 179 THR 180

Ligands

Unit 3	HEM 182 HEM 184 GOL 1188 GOL 1189 GOL 1190 GOL 1193
Unit 4	HEM 181 HEM 183 GOL 1185 GOL 1186 GOL 1187 GOL 1191 GOL 1192