2BEC - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF CHP2 IN COMPLEX WITH ITS BINDING REGION IN NHE1 AND INSIGHTS INTO THE MECHANISM OF PH REGULATION
• Keywords: CALCINEURIN-HOMOLOGOUS PROTEIN, CALCIUM-BINDING PROTEIN, NHE1 REGULATING PROTEIN, METAL BINDING PROTEIN/TRANSPORT PROTEIN COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CALCINEURIN B HOMOLOGOUS PROTEIN 2	A	181	1470	0
2	Protein	SODIUM/HYDROGEN EXCHANGER 1	B	25	202	0
3	Ligand	CALCINEURIN B HOMOLOGOUS PROTEIN 2	A	2	0	2
total				208	1672	2

Proteins

Unit 1

ILE 11 PRO 12 ASP 13 GLY 14 ASP 15 SER 16 ILE 17 ARG 18 ARG 19 GLU 20 THR 21 GLY 22 PHE 23 SER 24 GLN 25 ALA 26 SER 27 LEU 28 LEU 29 ARG 30 LEU 31 HIS 32 HIS 33 ARG 34 PHE 35 ARG 36 ALA 37 LEU 38 ASP 39 ARG 40 ASN 41 LYS 42 LYS 43 GLY 44 TYR 45 LEU 46 SER 47 ARG 48 MET 49 ASP 50 LEU 51 GLN 52 GLN 53 ILE 54 GLY 55 ALA 56 LEU 57 ALA 58 VAL 59 ASN 60 PRO 61 LEU 62 GLY 63 ASP 64 ARG 65 ILE 66 ILE 67 GLU 68 SER 69 PHE 70 PHE 71 PRO 72 ASP 73 GLY 74 SER 75 GLN 76 ARG 77 VAL 78 ASP 79 PHE 80 PRO 81 GLY 82 PHE 83 VAL 84 ARG 85 VAL 86 LEU 87 ALA 88 HIS 89 PHE 90 ARG 91 PRO 92 VAL 93 GLU 94 ASP 95 GLU 96 ASP 97 THR 98 GLU 99 LYS 105 PRO 106 GLU 107 PRO 108 LEU 109 ASN 110 SER 111 ARG 112 ARG 113 ASN 114 LYS 115 LEU 116 HIS 117 TYR 118 ALA 119 PHE 120 GLN 121 LEU 122 TYR 123 ASP 124 LEU 125 ASP 126 ARG 127 ASP 128 GLY 129 LYS 130 ILE 131 SER 132 ARG 133 HIS 134 GLU 135 MET 136 LEU 137 GLN 138 VAL 139 LEU 140 ARG 141 LEU 142 MET 143 VAL 144 GLY 145 VAL 146 GLN 147 VAL 148 THR 149 GLU 150 GLU 151 GLN 152 LEU 153 GLU 154 ASN 155 ILE 156 ALA 157 ASP 158 ARG 159 THR 160 VAL 161 GLN 162 GLU 163 ALA 164 ASP 165 GLU 166 ASP 167 GLY 168 ASP 169 GLY 170 ALA 171 VAL 172 SER 173 PHE 174 VAL 175 GLU 176 PHE 177 THR 178 LYS 179 SER 180 LEU 181 GLU 182 LYS 183 MET 184 ASP 185 VAL 186 GLU 187 GLN 188 LYS 189 MET 190 SER 191 ILE 192 ARG 193 ILE 194 LEU 195 LYS 196

Unit 2

ARG 516 SER 517 ILE 518 ASN 519 GLU 520 GLU 521 ILE 522 HIS 523 THR 524 GLN 525 PHE 526 LEU 527 ASP 528 HIS 529 LEU 530 LEU 531 THR 532 GLY 533 ILE 534 GLU 535 ASP 536 ILE 537 CYS 538 GLY 539 HIS 540

Ligands

Unit 3

YT3 1201 YT3 1202