1NQD - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF CLOSTRIDIUM HISTOLYTICUM COLG COLLAGENA COLLAGEN-BINDING DOMAIN 3B AT 1.65 ANGSTROM RESOLUTION IN P CALCIUM
• Keywords: BETA SANDWICH, METALLOPROTEASE, COLLAGEN-BINDING DOMAIN, CAL HYDROLASE
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CLASS 1 COLLAGENASE	A	111	901	0
2	Protein	CLASS 1 COLLAGENASE	B	114	920	0
3	Ligand	CLASS 1 COLLAGENASE	A	2	0	2
4	Ligand	CLASS 1 COLLAGENASE	B	2	0	2
5	Water			313	0	313
total				542	1821	317

Proteins

Unit 1

GLU 895 LYS 896 LEU 897 LYS 898 GLU 899 LYS 900 GLU 901 ASN 902 ASN 903 ASP 904 SER 905 SER 906 ASP 907 LYS 908 ALA 909 THR 910 VAL 911 ILE 912 PRO 913 ASN 914 PHE 915 ASN 916 THR 917 THR 918 MET 919 GLN 920 GLY 921 SER 922 LEU 923 LEU 924 GLY 925 ASP 926 ASP 927 SER 928 ARG 929 ASP 930 TYR 931 TYR 932 SER 933 PHE 934 GLU 935 VAL 936 LYS 937 GLU 938 GLU 939 GLY 940 GLU 941 VAL 942 ASN 943 ILE 944 GLU 945 LEU 946 ASP 947 LYS 948 LYS 949 ASP 950 GLU 951 PHE 952 GLY 953 VAL 954 THR 955 TRP 956 THR 957 LEU 958 HIS 959 PRO 960 GLU 961 SER 962 ASP 966 ARG 967 ILE 968 THR 969 TYR 970 GLY 971 GLN 972 VAL 973 ASP 974 GLY 975 ASN 976 LYS 977 VAL 978 SER 979 ASN 980 LYS 981 VAL 982 LYS 983 LEU 984 ARG 985 PRO 986 GLY 987 LYS 988 TYR 989 TYR 990 LEU 991 LEU 992 VAL 993 TYR 994 LYS 995 TYR 996 SER 997 GLY 998 SER 999 GLY 1000 ASN 1001 TYR 1002 GLU 1003 LEU 1004 ARG 1005 VAL 1006 ASN 1007 LYS 1008

Unit 2

ILE 891 PRO 892 GLY 893 ASN 894 GLU 895 LYS 896 LEU 897 LYS 898 GLU 899 LYS 900 GLU 901 ASN 902 ASN 903 ASP 904 SER 905 SER 906 ASP 907 LYS 908 ALA 909 THR 910 VAL 911 ILE 912 PRO 913 ASN 914 PHE 915 ASN 916 THR 917 THR 918 MET 919 GLN 920 GLY 921 SER 922 LEU 923 LEU 924 GLY 925 ASP 926 ASP 927 SER 928 ARG 929 ASP 930 TYR 931 TYR 932 SER 933 PHE 934 GLU 935 VAL 936 LYS 937 GLU 938 GLU 939 GLY 940 GLU 941 VAL 942 ASN 943 ILE 944 GLU 945 LEU 946 ASP 947 LYS 948 LYS 949 ASP 950 GLU 951 PHE 952 GLY 953 VAL 954 THR 955 TRP 956 THR 957 LEU 958 HIS 959 PRO 960 GLU 961 SER 962 ARG 967 ILE 968 THR 969 TYR 970 GLY 971 GLN 972 VAL 973 ASP 974 GLY 975 ASN 976 LYS 977 VAL 978 SER 979 ASN 980 LYS 981 VAL 982 LYS 983 LEU 984 ARG 985 PRO 986 GLY 987 LYS 988 TYR 989 TYR 990 LEU 991 LEU 992 VAL 993 TYR 994 LYS 995 TYR 996 SER 997 GLY 998 SER 999 GLY 1000 ASN 1001 TYR 1002 GLU 1003 LEU 1004 ARG 1005 VAL 1006 ASN 1007 LYS 1008

Ligands

Unit 3	CA 1009 CA 1010
Unit 4	CA 1009 CA 1010