2XEN - Sequence, Chains, Asymmetric and Biological Units

• Title: STRUCTURAL DETERMINANTS FOR IMPROVED THERMAL STABILITY OF DESIGNED ANKYRIN REPEAT PROTEINS WITH A REDESIGNED C- CAPPING MODULE.
• Keywords: DE NOVO PROTEIN, PROTEIN ENGINEERING, REPEAT PROTEIN, ANKYRIN, DESIGN, PROTEIN-PROTEIN INTERACTION
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	NI1C MUT4	A	91	682	0
2	Ligand	NI1C MUT4	A	3	0	11
3	Water			47	0	47
total				141	682	58

Proteins

Unit 1

ASP 13 LEU 14 GLY 15 LYS 16 LYS 17 LEU 18 LEU 19 GLU 20 ALA 21 ALA 22 ARG 23 ALA 24 GLY 25 GLN 26 ASP 27 ASP 28 GLU 29 VAL 30 ARG 31 ILE 32 LEU 33 MET 34 ALA 35 ASN 36 GLY 37 ALA 38 ASP 39 VAL 40 ASN 41 ALA 42 LYS 43 ASP 44 LYS 45 ASP 46 GLY 47 TYR 48 THR 49 PRO 50 LEU 51 HIS 52 LEU 53 ALA 54 ALA 55 ARG 56 GLU 57 GLY 58 HIS 59 LEU 60 GLU 61 ILE 62 VAL 63 GLU 64 VAL 65 LEU 66 LEU 67 LYS 68 ALA 69 GLY 70 ALA 71 ASP 72 VAL 73 ASN 74 ALA 75 GLN 76 ASP 77 LYS 78 PHE 79 GLY 80 LYS 81 THR 82 ALA 83 PHE 84 ASP 85 ILE 86 SER 87 ILE 88 ASP 89 ASN 90 GLY 91 ASN 92 GLU 93 ASP 94 LEU 95 ALA 96 GLU 97 ILE 98 LEU 99 GLN 100 LYS 101 ALA 102 ALA 103

Ligands

Unit 2

EDO 1104 MOH 1105 SO4 1106