HEADER HORMONE 28-MAY-14 4UNG TITLE HUMAN INSULIN B26ASN MUTANT CRYSTAL STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN A CHAIN; COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: INSULIN B CHAIN; COMPND 7 CHAIN: B, D; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 4 ORGANISM_COMMON: HUMAN; SOURCE 5 ORGANISM_TAXID: 9606; SOURCE 6 OTHER_DETAILS: SEMISYNTHESISED, NOT RECOMBINANT; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 OTHER_DETAILS: SEMISYNTHESISED, NOT RECOMBINANT KEYWDS HORMONE, B26 SITE EXPDTA X-RAY DIFFRACTION AUTHOR L.ZAKOVA,E.KLEVTIKOVA,M.LEPSIK,M.COLLINSOVA,C.J.WATSON, AUTHOR 2 J.P.TURKENBURG,J.JIRACEK,A.M.BRZOZOWSKI REVDAT 2 10-JAN-24 4UNG 1 REMARK REVDAT 1 15-OCT-14 4UNG 0 JRNL AUTH L.ZAKOVA,E.KLEVTIKOVA,M.LEPSIK,M.COLLINSOVA,C.J.WATSON, JRNL AUTH 2 J.P.TURKENBURG,J.JIRACEK,A.M.BRZOZOWSKI JRNL TITL HUMAN INSULIN ANALOGUES MODIFIED AT THE B26 SITE REVEAL A JRNL TITL 2 HORMONE CONFORMATION THAT IS UNDETECTED IN THE RECEPTOR JRNL TITL 3 COMPLEX JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 70 2765 2014 JRNL REFN ISSN 0907-4449 JRNL PMID 25286859 JRNL DOI 10.1107/S1399004714017775 REMARK 2 REMARK 2 RESOLUTION. 1.81 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0033 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.81 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.06 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 11457 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) : 0.176 REMARK 3 R VALUE (WORKING SET) : 0.174 REMARK 3 FREE R VALUE : 0.220 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 574 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.81 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 806 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.65 REMARK 3 BIN R VALUE (WORKING SET) : 0.1980 REMARK 3 BIN FREE R VALUE SET COUNT : 48 REMARK 3 BIN FREE R VALUE : 0.2500 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 768 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 129 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.85 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.70000 REMARK 3 B22 (A**2) : 0.70000 REMARK 3 B33 (A**2) : -1.40000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.112 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.116 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.080 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.658 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.942 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 843 ; 0.019 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 746 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1154 ; 1.782 ; 1.948 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1707 ; 0.992 ; 3.014 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 106 ; 5.788 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 43 ;44.675 ;25.349 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 129 ;15.483 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ; 8.977 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 125 ; 0.125 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1004 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 210 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 418 ; 1.807 ; 1.768 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 417 ; 1.785 ; 1.763 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 526 ; 2.708 ; 2.616 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 425 ; 2.879 ; 2.227 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. U VALUES REFINED INDIVIDUALLY. THERE ARE TWO INSULIN REMARK 3 MOLECULES IN THE AU BUT THEY DO NOT REPRESENT ANY PHYSIOLOGICAL REMARK 3 ENTITY REMARK 4 REMARK 4 4UNG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 28-MAY-14. REMARK 100 THE DEPOSITION ID IS D_1290060780. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-FEB-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I02 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97950 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12092 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.810 REMARK 200 RESOLUTION RANGE LOW (A) : 45.630 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 14.20 REMARK 200 R MERGE (I) : 0.11000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.81 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 15.60 REMARK 200 R MERGE FOR SHELL (I) : 0.82000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1MSO REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 18.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.035 M (NH4)2SO4, PH 4.0, CP = 5 REMARK 280 MG/ML REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 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+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 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 58.86000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 22.81500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 22.81500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 29.43000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 22.81500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 22.81500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 88.29000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 22.81500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 22.81500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 29.43000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 22.81500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 22.81500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 88.29000 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 58.86000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 4010 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.9 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1230 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 4000 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.9 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 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 LYS B 29 REMARK 465 THR B 30 REMARK 465 LYS D 29 REMARK 465 THR D 30 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 O HOH A 2003 O HOH A 2010 2.17 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 C 1022 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4UNE RELATED DB: PDB REMARK 900 HUMAN INSULIN B26PHE MUTANT CRYSTAL STRUCTURE REMARK 900 RELATED ID: 4UNH RELATED DB: PDB REMARK 900 HUMAN INSULIN B26GLY MUTANT CRYSTAL STRUCTURE DBREF 4UNG A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 4UNG B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 4UNG C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 4UNG D 1 30 UNP P01308 INS_HUMAN 25 54 SEQADV 4UNG ASN B 26 UNP P01308 TYR 50 ENGINEERED MUTATION SEQADV 4UNG ASN D 26 UNP P01308 TYR 50 ENGINEERED MUTATION SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 A 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 B 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 B 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE ASN SEQRES 3 B 30 THR PRO LYS THR SEQRES 1 C 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 C 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 D 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 D 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE ASN SEQRES 3 D 30 THR PRO LYS THR HET SO4 C1022 5 HETNAM SO4 SULFATE ION FORMUL 5 SO4 O4 S 2- FORMUL 6 HOH *129(H2 O) HELIX 1 1 GLY A 1 CYS A 7 1 7 HELIX 2 2 SER A 12 TYR A 19 1 8 HELIX 3 3 GLY B 8 GLY B 20 1 13 HELIX 4 4 GLU B 21 GLY B 23 5 3 HELIX 5 5 GLY C 1 CYS C 7 1 7 HELIX 6 6 SER C 12 ASN C 18 1 7 HELIX 7 7 GLY D 8 GLY D 20 1 13 HELIX 8 8 GLU D 21 GLY D 23 5 3 SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.13 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.15 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.02 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.11 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.12 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.01 SITE 1 AC1 10 GLY A 1 ILE A 2 VAL A 3 GLU A 4 SITE 2 AC1 10 GLY C 1 ILE C 2 VAL C 3 GLU C 4 SITE 3 AC1 10 HOH C2018 HOH C2019 CRYST1 45.630 45.630 117.720 90.00 90.00 90.00 P 41 21 2 16 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 0.021915 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021915 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008495 0.00000