4K12 - Sequence, Chains, Asymmetric and Biological Units

• Title: STRUCTURAL BASIS FOR HOST SPECIFICITY OF FACTOR H BINDING BY STREPTOCOCCUS PNEUMONIAE
• Keywords: PROTEIN-PROTEIN COMPLEX, COMPLEMENT-BINDING COMPLEX, IMMUNE CHOLINE BINDING PROTEIN COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	4K12	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	COMPLEMENT FACTOR H	A	64	502	0
2	Protein	CHOLINE BINDING PROTEIN A	B	82	648	0
3	Water			255	0	255
total				401	1150	255

Proteins

Unit 1

GLY 0 SER 1 HIS 2 MET 3 SER 4 CYS 5 ASP 6 ILE 7 PRO 8 VAL 9 PHE 10 MET 11 ASN 12 ALA 13 ARG 14 THR 15 LYS 16 ASN 17 ASP 18 PHE 19 THR 20 TRP 21 PHE 22 LYS 23 LEU 24 ASN 25 ASP 26 THR 27 LEU 28 ASP 29 TYR 30 GLU 31 CYS 32 HIS 33 ASP 34 GLY 35 TYR 36 GLU 37 SER 38 ASN 39 THR 40 GLY 41 SER 42 THR 43 THR 44 GLY 45 SER 46 ILE 47 VAL 48 CYS 49 GLY 50 TYR 51 ASN 52 GLY 53 TRP 54 SER 55 ASP 56 LEU 57 PRO 58 ILE 59 CYS 60 TYR 61 GLU 62 ARG 63

Unit 2

MET 1 ASP 2 SER 3 GLU 4 ARG 5 ASP 6 LYS 7 ALA 8 ARG 9 LYS 10 GLU 11 VAL 12 GLU 13 GLU 14 TYR 15 VAL 16 LYS 17 LYS 18 ILE 19 VAL 20 GLY 21 GLU 22 SER 23 TYR 24 ALA 25 LYS 26 SER 27 THR 28 LYS 29 LYS 30 ARG 31 HIS 32 THR 33 ILE 34 THR 35 VAL 36 ALA 37 LEU 38 VAL 39 ASN 40 GLU 41 LEU 42 ASN 43 ASN 44 ILE 45 LYS 46 ASN 47 GLU 48 TYR 49 LEU 50 ASN 51 LYS 52 ILE 53 VAL 54 GLU 55 SER 56 THR 57 SER 58 GLU 59 SER 60 GLU 61 LEU 62 GLN 63 ILE 64 LEU 65 MET 66 MET 67 GLU 68 SER 69 ARG 70 SER 71 LYS 72 VAL 73 ASP 74 GLU 75 ALA 76 VAL 77 SER 78 LYS 79 PHE 80 GLU 81 LYS 82