HEADER DE NOVO PROTEIN 25-JAN-02 1KVG TITLE EPO-3 BETA HAIRPIN PEPTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN: EPO-3 RECEPTOR AGONIST; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE PEPTIDE WAS CHEMICALLY SYNTHESIZED. IT IS A NOVEL SOURCE 4 SEQUENCE DERIVED FROM PHAGE-DISPLAY SELECTION. KEYWDS BETA HAIRPIN PEPTIDE, DE NOVO PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR N.J.SKELTON,S.RUSSELL,F.DE SAUVAGE,A.G.COCHRAN REVDAT 3 23-FEB-22 1KVG 1 REMARK LINK REVDAT 2 24-FEB-09 1KVG 1 VERSN REVDAT 1 06-MAR-02 1KVG 0 JRNL AUTH N.J.SKELTON,S.RUSSELL,F.DE SAUVAGE,A.G.COCHRAN JRNL TITL AMINO ACID DETERMINANTS OF BETA-HAIRPIN CONFORMATION IN JRNL TITL 2 ERYTHROPOEITIN RECEPTOR AGONIST PEPTIDES DERIVED FROM A JRNL TITL 3 PHAGE DISPLAY LIBRARY JRNL REF J.MOL.BIOL. V. 316 1121 2002 JRNL REFN ISSN 0022-2836 JRNL PMID 11884148 JRNL DOI 10.1006/JMBI.2002.5410 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.L.JOHNSON,F.X.FARRELL,F.P.BARBONE,F.J.MCMAHON,J.TULLAI, REMARK 1 AUTH 2 K.HOEY,O.LIVNAH,N.C.WRIGHTON,S.A.MIDDLETON,D.A.LOUGHNEY, REMARK 1 AUTH 3 W.J.DOWER,L.S.MULCAHY,I.A.WILSON,L.K.JOLLIFFE REMARK 1 TITL IDENTIFICATION OF A 13 AMINO ACID PEPTIDE MIMETIC OF REMARK 1 TITL 2 ERYTHROPOIETIN AND DESCRIPTION OF AMINO ACIDS CRITICAL FOR REMARK 1 TITL 3 THE MIMETIC ACTIVITY OF EMP1 REMARK 1 REF BIOCHEMISTRY V. 37 3699 1998 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI971956Y REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DGII 98.0, DISCOVER 3.1 REMARK 3 AUTHORS : TIMOTHY HAVEL (DGII), ACCELRYS (DISCOVER) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 THE STRUCTURES ARE BASED ON 70 NOE DISTANCE RESTRAINTS, 8 PHI AND REMARK 3 3 CHI-1 DIHEDRAL ANGLE RESTRAINTS. REMARK 3 NO HYDROGEN BOND RESTRAINTS WERE EMPLOYED. REMARK 3 NOTE THAT THE HA-HB COUPLING CONSTANTS INDICATE ROTATIONAL REMARK 3 AVERAGING ABOUT THE PHE4 CHI-1 ANGLE. REMARK 3 SEVERAL NOES TO THE AROMATIC RING OF PHE4 WERE NOT USED TO REMARK 3 GENERATE RESTRAINTS AS THEY COULD BE SATISFIED REMARK 3 BY A -60 OR 180 DEGREE ROTAMER, BUT NOT BY BOTH. REMARK 3 THE MEAN BACKBONE ATOM RMSD TO THE MEAN STRUCTURE WITHIN THE REMARK 3 DISULFIDE CYCLE IS 0.31 +/- 0.06 ANGSTOMS. REMARK 4 REMARK 4 1KVG COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JAN-02. REMARK 100 THE DEPOSITION ID IS D_1000015381. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 290; 290 REMARK 210 PH : 5.1; 5.1 REMARK 210 IONIC STRENGTH : 0; 0 REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 8 MM PEPTIDE; 8 MM PEPTIDE REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D-ROESY; DQF-COSY; COSY-35 REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : DISTANCE GEOMETRY AND RESTRAINED REMARK 210 MOLECULAR DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 80 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUES. REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 4 LEU A 7 53.20 -99.45 REMARK 500 5 LEU A 7 59.22 -99.22 REMARK 500 7 LEU A 7 54.70 -99.43 REMARK 500 9 LEU A 7 52.44 -99.40 REMARK 500 12 LEU A 7 49.47 -99.51 REMARK 500 17 LEU A 7 54.32 -99.40 REMARK 500 18 LEU A 7 54.41 -99.38 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 13 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GJE RELATED DB: PDB REMARK 900 ANTAGONIST OF IGFBP-1. REMARK 900 RELATED ID: 1KVF RELATED DB: PDB REMARK 900 EMP-18, ERYTHROPOEITIN RECEPTOR AGONIST PEPTIDE REMARK 999 REMARK 999 SEQUENCE REMARK 999 AN APPROPRIATE DATABASE MATCH WAS REMARK 999 NOT AVAILABLE AT THE TIME OF PROCESSING. DBREF 1KVG A 1 13 PDB 1KVG 1KVG 1 13 SEQRES 1 A 13 SER CYS HIS PHE GLY PRO LEU GLY TRP VAL CYS LYS NH2 HET NH2 A 13 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N SHEET 1 A 2 CYS A 2 GLY A 5 0 SHEET 2 A 2 GLY A 8 CYS A 11 -1 O GLY A 8 N GLY A 5 SSBOND 1 CYS A 2 CYS A 11 1555 1555 2.06 LINK C LYS A 12 N NH2 A 13 1555 1555 1.33 SITE 1 AC1 1 LYS A 12 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1