1SNA - Sequence, Chains, Asymmetric and Biological Units

• Title: AN OLIGOMERIC DOMAIN-SWAPPED BETA-BETA-ALPHA MINI-PROTEIN
• Keywords: PROTEIN DESIGN, DOMAIN SWAPPING, MINI-PROTEIN, OLIGOMERIZATI NOVO PROTEIN
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	TETRAMERIC BETA-BETA-ALPHA MINI-PROTEIN	A	23	147	39
2	Protein	TETRAMERIC BETA-BETA-ALPHA MINI-PROTEIN	B	23	147	39
3	Protein	TETRAMERIC BETA-BETA-ALPHA MINI-PROTEIN	C	23	147	39
4	Protein	TETRAMERIC BETA-BETA-ALPHA MINI-PROTEIN	D	23	147	39
5	Ligand	TETRAMERIC BETA-BETA-ALPHA MINI-PROTEIN	C	1	0	4
6	Water			134	0	134
total				227	588	294

Proteins

Unit 1	ACE 100 TYR 101 ARG 102 ILE 103 DPR 104 SER 105 TYR 106 ASP 107 PHE 108 DAL 109 ASP 110 GLU 111 LEU 112 MSO 113 LYS 114 LEU 115 LEU 116 ARG 117 GLN 118 ALA 119 DBZ 120 GLY 121 NH2 122
Unit 2	ACE 200 TYR 201 ARG 202 ILE 203 DPR 204 SER 205 TYR 206 ASP 207 PHE 208 DAL 209 ASP 210 GLU 211 LEU 212 MSO 213 LYS 214 LEU 215 LEU 216 ARG 217 GLN 218 ALA 219 DBZ 220 GLY 221 NH2 222
Unit 3	ACE 300 TYR 301 ARG 302 ILE 303 DPR 304 SER 305 TYR 306 ASP 307 PHE 308 DAL 309 ASP 310 GLU 311 LEU 312 MSO 313 LYS 314 LEU 315 LEU 316 ARG 317 GLN 318 ALA 319 DBZ 320 GLY 321 NH2 322
Unit 4	ACE 400 TYR 401 ARG 402 ILE 403 DPR 404 SER 405 TYR 406 ASP 407 PHE 408 DAL 409 ASP 410 GLU 411 LEU 412 MSO 413 LYS 414 LEU 415 LEU 416 ARG 417 GLN 418 ALA 419 DBZ 420 GLY 421 NH2 422

Ligands

Unit 5

IPA 200