HEADER DE NOVO PROTEIN 12-MAY-25 9OL7 TITLE BACKBONE-MODIFIED PARALLEL BETA HAIRPIN (PBH): WILD-TYPE COMPND MOL_ID: 1; COMPND 2 MOLECULE: (ACE)SKTFIQV(DPR)(4G6) PEPTIDE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: (ACE)KNVLYRR PEPTIDE; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 4 ORGANISM_TAXID: 32630; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES; SOURCE 7 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 8 ORGANISM_TAXID: 32630 KEYWDS PEPTIDOMIMETIC, BACKBONE MODIFICATION, DE NOVO PROTEIN EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR S.K.STARNES,W.S.HORNE,J.R.DEL VALLE REVDAT 2 17-DEC-25 9OL7 1 JRNL REVDAT 1 03-DEC-25 9OL7 0 JRNL AUTH S.K.STARNES,W.S.HORNE,J.R.DEL VALLE JRNL TITL IMPACT OF STRAND EDGE N-AMINATION ON THE STABILITY OF A JRNL TITL 2 PARALLEL BETA-HAIRPIN FOLD. JRNL REF J.ORG.CHEM. V. 90 17214 2025 JRNL REFN ISSN 0022-3263 JRNL PMID 41264875 JRNL DOI 10.1021/ACS.JOC.5C02479 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA REMARK 3 AUTHORS : LINGE, O'DONOGHUE AND NILGES REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 9OL7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-MAY-25. REMARK 100 THE DEPOSITION ID IS D_1000295426. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 277 REMARK 210 PH : 3.8 REMARK 210 IONIC STRENGTH : 100 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 2.0 MM PARALLEL BETA HAIRPIN REMARK 210 (PBH): WILD-TYPE SCAFFOLD, 0.05 REMARK 210 MM DSS, 100 MM [U-2H] SODIUM REMARK 210 ACETATE, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE II REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN, POKY REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 6 LYS A 2 95.87 -61.99 REMARK 500 7 LYS A 2 81.30 55.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 31240 RELATED DB: BMRB REMARK 900 BACKBONE-MODIFIED PARALLEL BETA HAIRPIN (PBH): WILD-TYPE DBREF 9OL7 A 0 9 PDB 9OL7 9OL7 0 9 DBREF 9OL7 B 10 17 PDB 9OL7 9OL7 10 17 SEQRES 1 A 10 ACE SER LYS THR PHE ILE GLN VAL DPR 4G6 SEQRES 1 B 8 ACE LYS ASN VAL LEU TYR ARG ARG HET ACE A 0 6 HET DPR A 8 14 HET 4G6 A 9 16 HET ACE B 10 6 HETNAM ACE ACETYL GROUP HETNAM DPR D-PROLINE HETNAM 4G6 2-METHYLPROPANE-1,2-DIAMINE FORMUL 1 ACE 2(C2 H4 O) FORMUL 1 DPR C5 H9 N O2 FORMUL 1 4G6 C4 H12 N2 SHEET 1 AA1 2 LYS A 2 GLN A 6 0 SHEET 2 AA1 2 ASN B 12 ARG B 16 1 O LEU B 14 N THR A 3 LINK C ACE A 0 N SER A 1 1555 1555 1.32 LINK C VAL A 7 N DPR A 8 1555 1555 1.34 LINK C DPR A 8 NAD 4G6 A 9 1555 1555 1.33 LINK N 4G6 A 9 C ARG B 17 1555 1555 1.32 LINK C ACE B 10 N LYS B 11 1555 1555 1.33 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 ENDMDL MODEL 2 ENDMDL MODEL 3 ENDMDL MODEL 4 ENDMDL MODEL 5 ENDMDL MODEL 6 ENDMDL MODEL 7 ENDMDL MODEL 8 ENDMDL MODEL 9 ENDMDL MODEL 10 ENDMDL CONECT 1 2 3 7 CONECT 2 1 CONECT 3 1 4 5 6 CONECT 4 3 CONECT 5 3 CONECT 6 3 CONECT 7 1 CONECT 112 126 CONECT 126 112 127 130 CONECT 127 126 128 131 133 CONECT 128 127 129 134 135 CONECT 129 128 130 136 137 CONECT 130 126 129 138 139 CONECT 131 127 132 143 CONECT 132 131 CONECT 133 127 CONECT 134 128 CONECT 135 128 CONECT 136 129 CONECT 137 129 CONECT 138 130 CONECT 139 130 CONECT 140 141 146 147 148 CONECT 141 140 142 143 144 CONECT 142 141 149 150 151 CONECT 143 131 141 152 CONECT 144 141 145 153 154 CONECT 145 144 155 281 CONECT 146 140 CONECT 147 140 CONECT 148 140 CONECT 149 142 CONECT 150 142 CONECT 151 142 CONECT 152 143 CONECT 153 144 CONECT 154 144 CONECT 155 145 CONECT 157 158 159 163 CONECT 158 157 CONECT 159 157 160 161 162 CONECT 160 159 CONECT 161 159 CONECT 162 159 CONECT 163 157 CONECT 281 145 MASTER 90 0 4 0 2 0 0 6 142 2 46 2 END