HEADER ANTIMICROBIAL PROTEIN 20-DEC-12 2M2G TITLE SOLUTION STRUCTURE OF THE ANTIMICROBIAL PEPTIDE [ABA3,16]BTD-2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: [ABA3,16]BTD-2; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: SOLID PHASE PEPTIDE SYNTHESIS KEYWDS THETA-DEFENSIN, CYCLIC PEPTIDES, CYCLIC CYSTINE LADDER, DISULFIDE KEYWDS 2 BOND, ANTIMICROBIAL PEPTIDE, ANTIMICROBIAL PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR A.C.CONIBEAR,K.ROSENGREN,N.L.DALY,S.TROIERA HENRIQUES,D.J.CRAIK REVDAT 4 14-JUN-23 2M2G 1 REMARK LINK REVDAT 3 10-JUL-13 2M2G 1 JRNL REVDAT 2 20-MAR-13 2M2G 1 JRNL REVDAT 1 27-FEB-13 2M2G 0 JRNL AUTH A.C.CONIBEAR,K.J.ROSENGREN,N.L.DALY,S.T.HENRIQUES,D.J.CRAIK JRNL TITL THE CYCLIC CYSTINE LADDER IN THETA-DEFENSINS IS IMPORTANT JRNL TITL 2 FOR STRUCTURE AND STABILITY, BUT NOT ANTIBACTERIAL ACTIVITY. JRNL REF J.BIOL.CHEM. V. 288 10830 2013 JRNL REFN ISSN 0021-9258 JRNL PMID 23430740 JRNL DOI 10.1074/JBC.M113.451047 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CCPNMR 2.1, CNS 2.1, CYANA REMARK 3 AUTHORS : CCPN (CCPNMR), BRUNGER, ADAMS, CLORE, GROS, NILGES REMARK 3 AND READ (CNS), GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: STRUCTURES WERE CALCULATED USING THE REMARK 3 SCRIPTS FROM THE RECOORD DATABASE. USED TO CALCULATE PRELIMINARY REMARK 3 STRUCTURES REMARK 4 REMARK 4 2M2G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JAN-13. REMARK 100 THE DEPOSITION ID IS D_1000103124. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.5 MM [ABA3,16]BTD, 10 UM DSS, REMARK 210 90% H2O/10% D2O; 0.5 MM [ABA3,16] REMARK 210 BTD, 10 UM DSS, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY; REMARK 210 2D 1H-13C HSQC; 2D DQF-COSY; 2D REMARK 210 1H-1H ECOSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CCPNMR 2.1, TOPSPIN 2.1, CYANA REMARK 210 3.0 REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE [ABA3,16]BTD-2 IS CYCLIC PEPTIDE, A MEMBER OF ANTIMICROBIAL REMARK 400 CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: [ABA3,16]BTD-2 REMARK 400 CHAIN: A REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2LYE RELATED DB: PDB REMARK 900 HIGH RESOLUTION NMR SOLUTION STRUCTURE OF A SYMMETRICAL THETA- REMARK 900 DEFENSIN, BTD-2 REMARK 900 RELATED ID: 18722 RELATED DB: BMRB REMARK 900 HIGH RESOLUTION NMR SOLUTION STRUCTURE OF A SYMMETRICAL THETA- REMARK 900 DEFENSIN, BTD-2 REMARK 900 RELATED ID: 18913 RELATED DB: BMRB REMARK 900 RELATED ID: 2M1P RELATED DB: PDB REMARK 900 RELATED ID: 2M2H RELATED DB: PDB REMARK 900 RELATED ID: 2M2S RELATED DB: PDB REMARK 900 RELATED ID: 2M2X RELATED DB: PDB REMARK 900 RELATED ID: 2M2Y RELATED DB: PDB DBREF 2M2G A 1 18 PDB 2M2G 2M2G 1 18 SEQRES 1 A 18 GLY VAL ABA ARG CYS VAL CYS ARG ARG GLY VAL CYS ARG SEQRES 2 A 18 CYS VAL ABA ARG ARG MODRES 2M2G ABA A 3 ALA ALPHA-AMINOBUTYRIC ACID MODRES 2M2G ABA A 16 ALA ALPHA-AMINOBUTYRIC ACID HET ABA A 3 13 HET ABA A 16 13 HETNAM ABA ALPHA-AMINOBUTYRIC ACID FORMUL 1 ABA 2(C4 H9 N O2) SHEET 1 A 2 VAL A 2 ARG A 8 0 SHEET 2 A 2 VAL A 11 ARG A 17 -1 O ARG A 13 N VAL A 6 SSBOND 1 CYS A 5 CYS A 14 1555 1555 2.04 SSBOND 2 CYS A 7 CYS A 12 1555 1555 2.04 LINK N GLY A 1 C ARG A 18 1555 1555 1.30 LINK C VAL A 2 N ABA A 3 1555 1555 1.30 LINK C ABA A 3 N ARG A 4 1555 1555 1.30 LINK C VAL A 15 N ABA A 16 1555 1555 1.32 LINK C ABA A 16 N ARG A 17 1555 1555 1.29 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