1XHF - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE BEF3-ACTIVATED RECEIVER DOMAIN OF R RESPONSE REGULATOR ARCA
• Keywords: TWO-COMPONENT SYSTEM; GENE REGULATION; TRANSCRIPTION FACTOR; REDOX CONTROL; DOUBLY WOUND FIVE-STRANDED BETA/ALPHA FOLD, TRANSCRIPTION
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	AEROBIC RESPIRATION CONTROL PROTEIN ARCA	A	121	927	32
2	Protein	AEROBIC RESPIRATION CONTROL PROTEIN ARCA	B	122	927	37
3	Ligand	AEROBIC RESPIRATION CONTROL PROTEIN ARCA	A	2	0	5
4	Ligand	AEROBIC RESPIRATION CONTROL PROTEIN ARCA	B	5	0	17
5	Water			117	0	117
total				367	1854	208

Proteins

Unit 1

GLN 2 THR 3 PRO 4 HIS 5 ILE 6 LEU 7 ILE 8 VAL 9 GLU 10 ASP 11 GLU 12 LEU 13 VAL 14 THR 15 ARG 16 ASN 17 THR 18 LEU 19 LYS 20 SER 21 ILE 22 PHE 23 GLU 24 ALA 25 GLU 26 GLY 27 TYR 28 ASP 29 VAL 30 PHE 31 GLU 32 ALA 33 THR 34 ASP 35 GLY 36 ALA 37 GLU 38 MSE 39 HIS 40 GLN 41 ILE 42 LEU 43 SER 44 GLU 45 TYR 46 ASP 47 ILE 48 ASN 49 LEU 50 VAL 51 ILE 52 MSE 53 ASP 54 ILE 55 ASN 56 LEU 57 PRO 58 GLY 59 LYS 60 ASN 61 GLY 62 LEU 63 LEU 64 LEU 65 ALA 66 ARG 67 GLU 68 LEU 69 ARG 70 GLU 71 GLN 72 ALA 73 ASN 74 VAL 75 ALA 76 LEU 77 MSE 78 PHE 79 LEU 80 THR 81 GLY 82 ARG 83 ASP 84 ASN 85 GLU 86 VAL 87 ASP 88 LYS 89 ILE 90 LEU 91 GLY 92 LEU 93 GLU 94 ILE 95 GLY 96 ALA 97 ASP 98 ASP 99 TYR 100 ILE 101 THR 102 LYS 103 PRO 104 PHE 105 ASN 106 PRO 107 ARG 108 GLU 109 LEU 110 THR 111 ILE 112 ARG 113 ALA 114 ARG 115 ASN 116 LEU 117 LEU 118 SER 119 ARG 120 THR 121 MSE 122

Unit 2

MSE 1 GLN 2 THR 3 PRO 4 HIS 5 ILE 6 LEU 7 ILE 8 VAL 9 GLU 10 ASP 11 GLU 12 LEU 13 VAL 14 THR 15 ARG 16 ASN 17 THR 18 LEU 19 LYS 20 SER 21 ILE 22 PHE 23 GLU 24 ALA 25 GLU 26 GLY 27 TYR 28 ASP 29 VAL 30 PHE 31 GLU 32 ALA 33 THR 34 ASP 35 GLY 36 ALA 37 GLU 38 MSE 39 HIS 40 GLN 41 ILE 42 LEU 43 SER 44 GLU 45 TYR 46 ASP 47 ILE 48 ASN 49 LEU 50 VAL 51 ILE 52 MSE 53 ASP 54 ILE 55 ASN 56 LEU 57 PRO 58 GLY 59 LYS 60 ASN 61 GLY 62 LEU 63 LEU 64 LEU 65 ALA 66 ARG 67 GLU 68 LEU 69 ARG 70 GLU 71 GLN 72 ALA 73 ASN 74 VAL 75 ALA 76 LEU 77 MSE 78 PHE 79 LEU 80 THR 81 GLY 82 ARG 83 ASP 84 ASN 85 GLU 86 VAL 87 ASP 88 LYS 89 ILE 90 LEU 91 GLY 92 LEU 93 GLU 94 ILE 95 GLY 96 ALA 97 ASP 98 ASP 99 TYR 100 ILE 101 THR 102 LYS 103 PRO 104 PHE 105 ASN 106 PRO 107 ARG 108 GLU 109 LEU 110 THR 111 ILE 112 ARG 113 ALA 114 ARG 115 ASN 116 LEU 117 LEU 118 SER 119 ARG 120 THR 121 MSE 122

Ligands

Unit 3	MG 1001 BEF 2001
Unit 4	MG 1002 BEF 2002 BEF 2003 BF4 3001 BF2 4001