4AYA - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF ID2 HLH HOMODIMER AT 2.1A RESOLUTION
• Keywords: CELL CYCLE
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	DNA-BINDING PROTEIN INHIBITOR ID-2	A	59	478	0
2	Protein	DNA-BINDING PROTEIN INHIBITOR ID-2	B	48	392	0
3	Ligand	DNA-BINDING PROTEIN INHIBITOR ID-2	A	2	0	5
4	Ligand	DNA-BINDING PROTEIN INHIBITOR ID-2	B	1	0	1
5	Water			24	0	24
total				134	870	30

Proteins

Unit 1

ASP 30 ASP 31 PRO 32 MET 33 SER 34 LEU 35 LEU 36 TYR 37 ASN 38 MET 39 ASN 40 ASP 41 CYS 42 TYR 43 SER 44 LYS 45 LEU 46 LYS 47 GLU 48 LEU 49 VAL 50 PRO 51 SER 52 ILE 53 PRO 54 GLN 55 ASN 56 LYS 57 LYS 58 VAL 59 SER 60 LYS 61 MET 62 GLU 63 ILE 64 LEU 65 GLN 66 HIS 67 VAL 68 ILE 69 ASP 70 TYR 71 ILE 72 LEU 73 ASP 74 LEU 75 GLN 76 ILE 77 ALA 78 LEU 79 ASP 80 SER 81 HIS 82 LEU 83 LYS 84 PRO 85 SER 86 PHE 87 LEU 88

Unit 2

LEU 35 LEU 36 TYR 37 ASN 38 MET 39 ASN 40 ASP 41 CYS 42 TYR 43 SER 44 LYS 45 LEU 46 LYS 47 GLU 48 LEU 49 VAL 50 PRO 51 SER 52 ILE 53 PRO 54 GLN 55 ASN 56 LYS 57 LYS 58 VAL 59 SER 60 LYS 61 MET 62 GLU 63 ILE 64 LEU 65 GLN 66 HIS 67 VAL 68 ILE 69 ASP 70 TYR 71 ILE 72 LEU 73 ASP 74 LEU 75 GLN 76 ILE 77 ALA 78 LEU 79 ASP 80 SER 81 HIS 82

Ligands

Unit 3	K 1089 ACT 1090
Unit 4	K 1083