HEADER HORMONE 05-JUL-07 2JSH TITLE OBESTATIN NMR STRUCTURE IN SDS/DPC MICELLAR SOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: APPETITE-REGULATING HORMONE, OBESTATIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 76-98; COMPND 5 SYNONYM: GROWTH HORMONE SECRETAGOGUE, GROWTH HORMONE-RELEASING COMPND 6 PEPTIDE, MOTILIN-RELATED PEPTIDE, PROTEIN M46, GHRELIN; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THE PEPTIDES WERE CHEMICAL SYNTHESIZED KEYWDS OBESTATIN, MICELLAR SOLUTION, DPC, SDS, ALTERNATIVE SPLICING, KEYWDS 2 AMIDATION, HORMONE, LIPOPROTEIN, SECRETED EXPDTA SOLUTION NMR NUMMDL 28 AUTHOR A.M.D'URSI,M.SCRIMA,C.ESPOSITO,P.CAMPIGLIA REVDAT 3 16-MAR-22 2JSH 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2JSH 1 VERSN REVDAT 1 21-OCT-08 2JSH 0 JRNL AUTH M.SCRIMA,P.CAMPIGLIA,C.ESPOSITO,I.GOMEZ-MONTERREY, JRNL AUTH 2 E.NOVELLINO,A.M.D'URSI JRNL TITL OBESTATIN CONFORMATIONAL FEATURES: A STRATEGY TO UNVEIL JRNL TITL 2 OBESTATIN'S BIOLOGICAL ROLE? JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 363 500 2007 JRNL REFN ISSN 0006-291X JRNL PMID 17904104 JRNL DOI 10.1016/J.BBRC.2007.08.200 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DYANA, DYANA REMARK 3 AUTHORS : GUNTERT, BRAUN AND WUTHRICH (DYANA), GUNTERT, REMARK 3 BRAUN AND WUTHRICH (DYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2JSH COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1000100233. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300 REMARK 210 PH : 6.5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 2.7 MM [U-100% 2H] SDS, 27 MM [U REMARK 210 -100% 2H] DPC, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H NOESY; 2D 1H-1H TOCSY; REMARK 210 2D DQF-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 28 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL 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 1 PHE A 5 -135.69 -64.91 REMARK 500 1 LEU A 11 53.21 -141.45 REMARK 500 1 TYR A 16 122.10 49.41 REMARK 500 1 GLN A 17 34.17 32.63 REMARK 500 1 ARG A 21 -72.00 -92.96 REMARK 500 2 PHE A 5 -90.26 -28.64 REMARK 500 2 LYS A 10 -37.06 -39.44 REMARK 500 2 GLN A 15 47.93 -76.06 REMARK 500 2 GLN A 17 21.61 42.44 REMARK 500 2 ARG A 21 -74.12 -101.15 REMARK 500 3 PHE A 5 -132.88 -63.07 REMARK 500 3 SER A 12 -67.95 -90.40 REMARK 500 3 TYR A 16 135.83 53.95 REMARK 500 3 GLN A 17 37.17 31.76 REMARK 500 3 HIS A 19 39.56 39.62 REMARK 500 3 ARG A 21 -72.79 -84.86 REMARK 500 4 PHE A 5 -137.35 -80.34 REMARK 500 4 GLN A 15 56.67 -68.70 REMARK 500 4 GLN A 17 22.01 43.62 REMARK 500 4 HIS A 19 44.17 38.38 REMARK 500 4 ARG A 21 -76.66 -81.29 REMARK 500 5 ASN A 2 70.13 -67.50 REMARK 500 5 ALA A 3 59.72 -164.99 REMARK 500 5 PHE A 5 -123.94 -58.62 REMARK 500 5 LEU A 11 56.01 -142.78 REMARK 500 5 GLN A 15 -37.89 -36.43 REMARK 500 5 TYR A 16 144.44 52.72 REMARK 500 5 GLN A 17 33.79 32.59 REMARK 500 5 HIS A 19 38.41 36.72 REMARK 500 5 ARG A 21 -70.09 -86.51 REMARK 500 6 PHE A 5 -135.56 -67.23 REMARK 500 6 LEU A 11 54.06 -146.07 REMARK 500 6 GLN A 15 45.29 -77.02 REMARK 500 6 GLN A 17 23.27 41.39 REMARK 500 6 HIS A 19 41.17 39.82 REMARK 500 6 ARG A 21 -76.02 -90.54 REMARK 500 7 ALA A 3 -178.20 176.98 REMARK 500 7 PHE A 5 -89.07 -27.38 REMARK 500 7 LEU A 11 56.38 -148.15 REMARK 500 7 SER A 12 -70.36 -74.22 REMARK 500 7 GLN A 15 -36.94 -36.23 REMARK 500 7 TYR A 16 144.94 52.48 REMARK 500 7 GLN A 17 33.21 33.06 REMARK 500 7 HIS A 19 39.50 34.99 REMARK 500 8 ALA A 3 -52.19 163.56 REMARK 500 8 PHE A 5 -88.97 -27.46 REMARK 500 8 TYR A 16 140.70 52.72 REMARK 500 8 GLN A 17 37.55 28.93 REMARK 500 8 HIS A 19 39.23 39.85 REMARK 500 8 ARG A 21 -72.25 -93.48 REMARK 500 REMARK 500 THIS ENTRY HAS 186 RAMACHANDRAN OUTLIERS. 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 PHE A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASN A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ALA A 3 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PRO A 4 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PHE A 5 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASP A 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE VAL A 7 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 8 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ILE A 9 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LYS A 10 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LEU A 11 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SER A 12 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 13 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ALA A 14 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLN A 15 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TYR A 16 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLN A 17 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLN A 18 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HIS A 19 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLY A 20 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ARG A 21 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ALA A 22 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LEU A 23 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 A 224 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2JSI RELATED DB: PDB REMARK 900 RELATED ID: 2JSJ RELATED DB: PDB DBREF 2JSH A 1 23 UNP Q9EQX0 GHRL_MOUSE 76 98 SEQADV 2JSH NH2 A 224 UNP Q9EQX0 INSERTION SEQRES 1 A 24 PHE ASN ALA PRO PHE ASP VAL GLY ILE LYS LEU SER GLY SEQRES 2 A 24 ALA GLN TYR GLN GLN HIS GLY ARG ALA LEU NH2 HET NH2 A 224 3 HETNAM NH2 AMINO GROUP FORMUL 1 NH2 H2 N HELIX 1 1 GLY A 8 LYS A 10 5 3 HELIX 2 2 LEU A 11 TYR A 16 1 6 LINK C LEU A 23 N NH2 A 224 1555 1555 1.33 SITE 1 AC1 1 ASN A 2 SITE 1 AC2 2 PHE A 1 ALA A 3 SITE 1 AC3 4 PHE A 1 ASN A 2 PRO A 4 PHE A 5 SITE 1 AC4 4 PHE A 1 ASN A 2 ALA A 3 PHE A 5 SITE 1 AC5 4 ASN A 2 ALA A 3 PRO A 4 ASP A 6 SITE 1 AC6 5 ALA A 3 PRO A 4 PHE A 5 GLY A 8 SITE 2 AC6 5 ILE A 9 SITE 1 AC7 7 ASN A 2 ALA A 3 PRO A 4 PHE A 5 SITE 2 AC7 7 GLY A 8 ILE A 9 LYS A 10 SITE 1 AC8 5 ASN A 2 ALA A 3 PRO A 4 PHE A 5 SITE 2 AC8 5 ILE A 9 SITE 1 AC9 6 ASP A 6 GLY A 8 LYS A 10 LEU A 11 SITE 2 AC9 6 SER A 12 ARG A 21 SITE 1 BC1 4 GLY A 8 ILE A 9 LEU A 11 SER A 12 SITE 1 BC2 5 GLY A 8 ILE A 9 LYS A 10 SER A 12 SITE 2 BC2 5 GLN A 15 SITE 1 BC3 8 GLY A 8 ILE A 9 LYS A 10 LEU A 11 SITE 2 BC3 8 GLY A 13 ALA A 14 GLN A 15 ARG A 21 SITE 1 BC4 4 LYS A 10 LEU A 11 SER A 12 ALA A 14 SITE 1 BC5 5 LYS A 10 LEU A 11 SER A 12 GLY A 13 SITE 2 BC5 5 GLN A 15 SITE 1 BC6 7 GLY A 8 ILE A 9 LEU A 11 SER A 12 SITE 2 BC6 7 GLY A 13 ALA A 14 TYR A 16 SITE 1 BC7 7 LEU A 11 SER A 12 GLY A 13 ALA A 14 SITE 2 BC7 7 GLN A 15 GLN A 17 GLN A 18 SITE 1 BC8 4 GLY A 13 ALA A 14 TYR A 16 HIS A 19 SITE 1 BC9 4 SER A 12 ALA A 14 TYR A 16 HIS A 19 SITE 1 CC1 4 GLN A 15 TYR A 16 GLN A 17 GLN A 18 SITE 1 CC2 3 PRO A 4 GLN A 18 HIS A 19 SITE 1 CC3 7 PHE A 1 GLY A 8 ILE A 9 SER A 12 SITE 2 CC3 7 GLN A 15 GLN A 18 ALA A 22 SITE 1 CC4 3 SER A 12 GLY A 13 ARG A 21 SITE 1 CC5 5 GLN A 17 GLN A 18 HIS A 19 ARG A 21 SITE 2 CC5 5 ALA A 22 SITE 1 CC6 6 GLN A 17 GLN A 18 HIS A 19 ARG A 21 SITE 2 CC6 6 ALA A 22 LEU A 23 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