2QKH - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE EXTRACELLULAR DOMAIN OF HUMAN GIP R COMPLEX WITH THE HORMONE GIP
• Keywords: GPCR, INCRETIN, HORMONE-GPCR COMPLEX, EXTRACELLULAR DOMAIN, BINDING DOMAIN, ECD, GLUGACON RECEPTOR FAMILY, HORMONE RECO FOLD, DIABETES, HELIX FORMATION, CLEAVAGE ON PAIR OF BASIC POLYMORPHISM, ALTERNATIVE SPLICING, G-PROTEIN COUPLED RECEP GLYCOPROTEIN, MEMBRANE, TRANSDUCER, TRANSMEMBRANE, SIGNALIN PROTEIN-HORMONE COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	2QKH	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	GLUCOSE-DEPENDENT INSULINOTROPIC POLYPEPTIDE	B	32	262	0
2	Protein		A	94	755	0
3	Ligand		C	7	0	84
4	Ligand		A	1	0	5
5	Water			133	0	133
total				267	1017	222

Proteins

Unit 1

TYR 1 ALA 2 GLU 3 GLY 4 THR 5 PHE 6 ILE 7 SER 8 ASP 9 TYR 10 SER 11 ILE 12 ALA 13 MET 14 ASP 15 LYS 16 ILE 17 HIS 18 GLN 19 GLN 20 ASP 21 PHE 22 VAL 23 ASN 24 TRP 25 LEU 26 LEU 27 ALA 28 GLN 29 LYS 30 GLY 31 LYS 32

Unit 2

GLY 29 GLN 30 THR 31 ALA 32 GLY 33 GLU 34 LEU 35 TYR 36 GLN 37 ARG 38 TRP 39 GLU 40 ARG 41 TYR 42 ARG 43 ARG 44 GLU 45 CYS 46 GLN 47 GLU 48 THR 49 LEU 50 ALA 51 ALA 52 ALA 53 GLU 54 PRO 55 PRO 56 SER 57 GLY 58 LEU 59 ALA 60 CYS 61 ASN 62 GLY 63 SER 64 PHE 65 ASP 66 MET 67 TYR 68 VAL 69 CYS 70 TRP 71 ASP 72 TYR 73 ALA 74 ALA 75 PRO 76 ASN 77 ALA 78 THR 79 ALA 80 ARG 81 ALA 82 SER 83 CYS 84 PRO 85 TRP 86 TYR 87 LEU 88 PRO 89 TRP 90 HIS 91 HIS 92 HIS 93 VAL 94 ALA 95 ALA 96 GLY 97 PHE 98 VAL 99 LEU 100 ARG 101 GLN 102 CYS 103 GLY 104 SER 105 ASP 106 GLY 107 GLN 108 TRP 109 GLY 110 LEU 111 TRP 112 ARG 113 ASP 114 HIS 115 THR 116 GLN 117 CYS 118 GLU 119 ASN 120 PRO 121 GLU 122

Ligands

Unit 3	ZB1 1 GLC 2 GLC 3 ZB2 4 ZB3 5 ZB2 6 ZB0 7
Unit 4	TAR 151