1AH1		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction, 20 Models	resolution
ligand	BMA, FUC, FUL, NAG	enzyme
related structures	by homologous chain: 1I8L
Gene Ontology	Chain Function Process Component A
Primary reference	Solution structure of human CTLA-4 and delineation of a CD80/CD86 binding site conserved in CD28., Metzler WJ, Bajorath J, Fenderson W, Shaw SY, Constantine KL, Naemura J, Leytze G, Peach RJ, Lavoie TB, Mueller L, Linsley PS, Nat Struct Biol 1997 Jul;4(7):527-31. PMID:9228944

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (689 Kb) [Save to disk] Biological Unit Coordinates (1ah1.pdb1.gz) 36 Kb LPC: Ligand-Protein Contacts for 1AH1 CSU: Contacts of Structural Units for 1AH1 Original NMR restraints for 1AH1 from PDB Retrieve 1AH1 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1AH1 from S2C, [Save to disk]

View 1AH1 in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ah1] [1ah1_A] SWISS-PROT database: [P16410] Domain found in 1AH1: [IGv ] by SMART

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