4FN3 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF AN S52A MUTANT OF THE RESTRICTION-MODIF CONTROLLER PROTEIN C.ESP1396I
• Keywords: RESTRICTION-MODIFICATION, HELIX-TURN-HELIX, TRANSCRIPTIONAL REGULATOR, DNA, TRANSCRIPTION
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	4FN3	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	REGULATORY PROTEIN	A	77	628	0
2	Protein	REGULATORY PROTEIN	B	77	628	0
3	Ligand	REGULATORY PROTEIN	A	2	0	10
4	Ligand	REGULATORY PROTEIN	B	1	0	5
5	Water			92	0	92
total				249	1256	107

Proteins

Unit 1

SER 3 PHE 4 LEU 5 LEU 6 SER 7 LYS 8 VAL 9 SER 10 PHE 11 VAL 12 ILE 13 LYS 14 LYS 15 ILE 16 ARG 17 LEU 18 GLU 19 LYS 20 GLY 21 MET 22 THR 23 GLN 24 GLU 25 ASP 26 LEU 27 ALA 28 TYR 29 LYS 30 SER 31 ASN 32 LEU 33 ASP 34 ARG 35 THR 36 TYR 37 ILE 38 SER 39 GLY 40 ILE 41 GLU 42 ARG 43 ASN 44 SER 45 ARG 46 ASN 47 LEU 48 THR 49 ILE 50 LYS 51 ALA 52 LEU 53 GLU 54 LEU 55 ILE 56 MET 57 LYS 58 GLY 59 LEU 60 GLU 61 VAL 62 SER 63 ASP 64 VAL 65 VAL 66 PHE 67 PHE 68 GLU 69 MET 70 LEU 71 ILE 72 LYS 73 GLU 74 ILE 75 LEU 76 LYS 77 HIS 78 ASP 79

Unit 2

SER 3 PHE 4 LEU 5 LEU 6 SER 7 LYS 8 VAL 9 SER 10 PHE 11 VAL 12 ILE 13 LYS 14 LYS 15 ILE 16 ARG 17 LEU 18 GLU 19 LYS 20 GLY 21 MET 22 THR 23 GLN 24 GLU 25 ASP 26 LEU 27 ALA 28 TYR 29 LYS 30 SER 31 ASN 32 LEU 33 ASP 34 ARG 35 THR 36 TYR 37 ILE 38 SER 39 GLY 40 ILE 41 GLU 42 ARG 43 ASN 44 SER 45 ARG 46 ASN 47 LEU 48 THR 49 ILE 50 LYS 51 ALA 52 LEU 53 GLU 54 LEU 55 ILE 56 MET 57 LYS 58 GLY 59 LEU 60 GLU 61 VAL 62 SER 63 ASP 64 VAL 65 VAL 66 PHE 67 PHE 68 GLU 69 MET 70 LEU 71 ILE 72 LYS 73 GLU 74 ILE 75 LEU 76 LYS 77 HIS 78 ASP 79

Ligands

Unit 3	SO4 101 SO4 102
Unit 4	SO4 101