Structure of PDB 1zt1 Chain A

Receptor sequence

>1zt1A (length=273) Species: 10090 (Mus musculus) [Search protein sequence]

MGPHSLRYFHTAVSRPGLGKPRFISVGYVDDTQFVRFDSDAENPRYEPRV
RWMEQVEPEYWERNTQIAKGNEQIFRVNLRTALRYYNQSAGGSHTFQRMY
GCEVGSDWRLLRGYEQYAYDGCDYIALNEDLKTWTAADMAALITKHKWEQ
AGDAERDRAYLEGTCVEWLRRYLQLGNRTDSPKAHVTRHSRPEDKVTLRC
WALGFYPADITLTWQLNGEELTQDMELVETRPAGDGTFQKWASVVVPLGK
EQYYTCHVYHQGLPEPLTLRWEP

3D structure

PDB

1zt1 The H-2Kk MHC peptide-binding groove anchors the backbone of an octameric antigenic peptide in an unprecedented mode.

Chain

Resolution

2.5 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	peptide	A	Y7 H9 S24 Y45 N63 N70 I73 N77 Y84 R97 Y99 Y116 Y123 T143 W147 Y159 W167 Y171	Y8 H10 S25 Y46 N64 N71 I74 N78 Y85 R98 Y100 Y117 Y124 T144 W148 Y160 W168 Y172

External links

PDB	RCSB:1zt1, PDBe:1zt1, PDBj:1zt1
PDBsum	1zt1
PubMed	16148128
UniProt	P04223\|HA1K_MOUSE H-2 class I histocompatibility antigen, K-K alpha chain (Gene Name=H2-K1)

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