HEADER PEPTIDE BINDING PROTEIN 13-APR-18 6GB1 TITLE CRYSTAL STRUCTURE OF THE GLP1 RECEPTOR ECD WITH PEPTIDE 11 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUCAGON-LIKE PEPTIDE 1 RECEPTOR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: GLP-1R; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PEPTIDE 11; COMPND 8 CHAIN: B; COMPND 9 ENGINEERED: YES; COMPND 10 OTHER_DETAILS: N-TERMINALLY TRUNCATED DUAL GLUCAGON-LIKE PEPTIDE 1 COMPND 11 (GLP-1)/GLUCAGON RECEPTOR AGONIST SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: GLP1R; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PD14; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES; SOURCE 11 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 12 ORGANISM_TAXID: 32630 KEYWDS GLUCAGON-LIKE PEPTIDE 1 PROTEIN-PEPTIDE COMPLEX INCRETINS DIABETES KEYWDS 2 DRUG DISCOVERY, PEPTIDE BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR H.A.SCHREUDER,A.LIESUM REVDAT 3 17-JAN-24 6GB1 1 REMARK REVDAT 2 25-JUL-18 6GB1 1 JRNL REVDAT 1 20-JUN-18 6GB1 0 JRNL AUTH A.EVERS,M.BOSSART,S.PFEIFFER-MAREK,R.ELVERT,H.SCHREUDER, JRNL AUTH 2 M.KURZ,S.STENGELIN,M.LORENZ,A.HERLING,A.KONKAR,U.LUKASCZYK, JRNL AUTH 3 A.PFENNINGER,K.LORENZ,T.HAACK,D.KADEREIT,M.WAGNER JRNL TITL DUAL GLUCAGON-LIKE PEPTIDE 1 (GLP-1)/GLUCAGON RECEPTOR JRNL TITL 2 AGONISTS SPECIFICALLY OPTIMIZED FOR MULTIDOSE FORMULATIONS. JRNL REF J. MED. CHEM. V. 61 5580 2018 JRNL REFN ISSN 1520-4804 JRNL PMID 29879354 JRNL DOI 10.1021/ACS.JMEDCHEM.8B00292 REMARK 2 REMARK 2 RESOLUTION. 2.73 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.11.7 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.73 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.57 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 6273 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.208 REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.262 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.910 REMARK 3 FREE R VALUE TEST SET COUNT : 308 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 5 REMARK 3 BIN RESOLUTION RANGE HIGH (ANGSTROMS) : 2.73 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 3.05 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : 1731 REMARK 3 BIN R VALUE (WORKING + TEST SET) : 0.2477 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1636 REMARK 3 BIN R VALUE (WORKING SET) : 0.2439 REMARK 3 BIN FREE R VALUE : 0.3134 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.49 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1082 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 42 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 95.53 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 83.65 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 9.75690 REMARK 3 B22 (A**2) : 9.75690 REMARK 3 B33 (A**2) : -19.51390 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.350 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : 0.615 REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.320 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : 0.478 REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : 0.308 REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.925 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.907 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 1167 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 1597 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 374 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : 28 ; 2.000 ; HARMONIC REMARK 3 GENERAL PLANES : 166 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 1167 ; 20.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 137 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : 2 ; 1.000 ; HARMONIC REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 1275 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.18 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.36 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 22.38 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6GB1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-APR-18. REMARK 100 THE DEPOSITION ID IS D_1200009677. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-APR-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X10SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.999920 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS (VERSION NOVEMBER 3 REMARK 200 DATA SCALING SOFTWARE : AUTOPROC (VERSION 1.1.6), SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6336 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.730 REMARK 200 RESOLUTION RANGE LOW (A) : 51.570 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 12.00 REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : 0.07500 REMARK 200 FOR THE DATA SET : 22.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.73 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.87 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 12.80 REMARK 200 R MERGE FOR SHELL (I) : 1.09600 REMARK 200 R SYM FOR SHELL (I) : 1.09600 REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 3C59 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: A 6-FOLD EXCESS OF PEPTIDE 11 WAS REMARK 280 DISSOLVED IN A SOLUTION OF 12 MG/ML GLP1R-ECD IN 10 MM TRIS REMARK 280 BUFFER PH 7.5, 100 MM NASULFATE AND 2% GLYCEROL. 100 NL OF THIS REMARK 280 PROTEIN SOLUTION PLUS 100 NL RESERVOIR SOLUTION WERE REMARK 280 EQUILIBRATED AGAINST RESERVOIR SOLUTION CONSISTING OF 10 MM REMARK 280 COCL2, 9.4 % (V/V) 1,6-HEXANEDIOL AND 100 MM NAACETATE, PH 4.8. REMARK 280 CRYSTALS APPEARED AFTER ABOUT ONE WEEK., VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 292K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 69.41500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 27.77500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 27.77500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 104.12250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 27.77500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 27.77500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 34.70750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 27.77500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.77500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 104.12250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 27.77500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.77500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 34.70750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 69.41500 REMARK 290 REMARK 290 REMARK: NULL 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2500 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8540 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 331 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLY A 18 REMARK 465 SER A 19 REMARK 465 HIS A 20 REMARK 465 ALA A 21 REMARK 465 GLY A 22 REMARK 465 PRO A 23 REMARK 465 ARG A 24 REMARK 465 PRO A 25 REMARK 465 GLN A 26 REMARK 465 ARG A 134 REMARK 465 SER A 135 REMARK 465 SER A 136 REMARK 465 PRO A 137 REMARK 465 GLU A 138 REMARK 465 GLU A 139 REMARK 465 GLN A 140 REMARK 465 LEU A 141 REMARK 465 LEU A 142 REMARK 465 PHE A 143 REMARK 465 LEU A 144 REMARK 465 TYR A 145 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 131 NE CZ NH1 NH2 REMARK 470 GLU A 133 CG CD OE1 OE2 REMARK 470 ASP B 9 CG OD1 OD2 REMARK 470 LEU B 10 CG CD1 CD2 REMARK 470 SER B 11 OG REMARK 470 LYS B 12 CG CD CE NZ REMARK 470 GLN B 13 CG CD OE1 NE2 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 SER A 31 143.69 82.67 REMARK 500 THR A 58 21.47 -146.33 REMARK 500 ASP A 59 -75.59 62.66 REMARK 500 GLU A 68 -31.21 95.20 REMARK 500 GLU A 128 -72.55 -65.85 REMARK 500 SER A 129 136.09 83.59 REMARK 500 LYS A 130 -164.24 -69.47 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 SO4 A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEZ A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEZ B 101 DBREF 6GB1 A 21 145 UNP P43220 GLP1R_HUMAN 21 145 DBREF 6GB1 B 9 40 PDB 6GB1 6GB1 9 40 SEQADV 6GB1 GLY A 18 UNP P43220 EXPRESSION TAG SEQADV 6GB1 SER A 19 UNP P43220 EXPRESSION TAG SEQADV 6GB1 HIS A 20 UNP P43220 EXPRESSION TAG SEQRES 1 A 128 GLY SER HIS ALA GLY PRO ARG PRO GLN GLY ALA THR VAL SEQRES 2 A 128 SER LEU TRP GLU THR VAL GLN LYS TRP ARG GLU TYR ARG SEQRES 3 A 128 ARG GLN CYS GLN ARG SER LEU THR GLU ASP PRO PRO PRO SEQRES 4 A 128 ALA THR ASP LEU PHE CYS ASN ARG THR PHE ASP GLU TYR SEQRES 5 A 128 ALA CYS TRP PRO ASP GLY GLU PRO GLY SER PHE VAL ASN SEQRES 6 A 128 VAL SER CYS PRO TRP TYR LEU PRO TRP ALA SER SER VAL SEQRES 7 A 128 PRO GLN GLY HIS VAL TYR ARG PHE CYS THR ALA GLU GLY SEQRES 8 A 128 LEU TRP LEU GLN LYS ASP ASN SER SER LEU PRO TRP ARG SEQRES 9 A 128 ASP LEU SER GLU CYS GLU GLU SER LYS ARG GLY GLU ARG SEQRES 10 A 128 SER SER PRO GLU GLU GLN LEU LEU PHE LEU TYR SEQRES 1 B 32 ASP LEU SER LYS GLN LEU ASP GLU GLN CYS ALA LYS LEU SEQRES 2 B 32 PHE ILE GLU TRP LEU AIB ALA GLY GLY PRO SER SER GLY SEQRES 3 B 32 ALA PRO PRO PRO CYS NH2 HET AIB B 27 6 HET NH2 B 40 1 HET SO4 A 201 5 HET SO4 A 202 5 HET HEZ A 203 8 HET HEZ B 101 8 HETNAM AIB ALPHA-AMINOISOBUTYRIC ACID HETNAM NH2 AMINO GROUP HETNAM SO4 SULFATE ION HETNAM HEZ HEXANE-1,6-DIOL FORMUL 2 AIB C4 H9 N O2 FORMUL 2 NH2 H2 N FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HEZ 2(C6 H14 O2) FORMUL 7 HOH *42(H2 O) HELIX 1 AA1 SER A 31 ASP A 53 1 23 HELIX 2 AA2 LEU A 89 VAL A 95 5 7 HELIX 3 AA3 LEU A 123 GLU A 127 5 5 HELIX 4 AA4 SER B 11 ALA B 28 1 18 HELIX 5 AA5 GLY B 29 GLY B 34 5 6 SHEET 1 AA1 2 THR A 65 PHE A 66 0 SHEET 2 AA1 2 CYS A 71 TRP A 72 -1 O TRP A 72 N THR A 65 SHEET 1 AA2 2 SER A 79 SER A 84 0 SHEET 2 AA2 2 HIS A 99 CYS A 104 -1 O VAL A 100 N VAL A 83 SSBOND 1 CYS A 46 CYS A 71 1555 1555 2.07 SSBOND 2 CYS A 62 CYS A 104 1555 1555 2.05 SSBOND 3 CYS A 85 CYS A 126 1555 1555 2.03 SSBOND 4 CYS B 18 CYS B 39 1555 1555 2.05 LINK C LEU B 26 N AIB B 27 1555 1555 1.37 LINK C AIB B 27 N ALA B 28 1555 1555 1.35 LINK C CYS B 39 N NH2 B 40 1555 1555 1.33 SITE 1 AC1 3 ARG A 40 ARG A 44 LYS A 113 SITE 1 AC2 4 TYR A 42 GLN A 45 CYS A 46 CYS A 71 SITE 1 AC3 4 TYR A 69 CYS A 126 GLU A 127 GLU A 128 SITE 1 AC4 6 VAL A 36 PHE A 80 ASP A 122 PRO B 37 SITE 2 AC4 6 PRO B 38 CYS B 39 CRYST1 55.550 55.550 138.830 90.00 90.00 90.00 P 43 21 2 8 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 0.018002 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018002 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007203 0.00000