HEADER IMMUNE SYSTEM 22-DEC-04 1YCK TITLE CRYSTAL STRUCTURE OF HUMAN PEPTIDOGLYCAN RECOGNITION PROTEIN (PGRP-S) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PEPTIDOGLYCAN RECOGNITION PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PEPTIDOGLYCAN RECOGNITION PROTEIN S, SBBI68, PGRP-S, COMPND 5 UNQ639/PRO1269; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PT7-7 KEYWDS PGRP-S, PEPTIDOGLYCAN RECOGNITION, INNATE IMMUNITY, PATTERN KEYWDS 2 RECOGNITION PROTEINS, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR R.GUAN,Q.WANG,E.J.SUNDBERG,R.A.MARIUZZA REVDAT 3 25-OCT-23 1YCK 1 REMARK REVDAT 2 24-FEB-09 1YCK 1 VERSN REVDAT 1 22-MAR-05 1YCK 0 JRNL AUTH R.GUAN,Q.WANG,E.J.SUNDBERG,R.A.MARIUZZA JRNL TITL CRYSTAL STRUCTURE OF HUMAN PEPTIDOGLYCAN RECOGNITION PROTEIN JRNL TITL 2 S (PGRP-S) AT 1.70 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 347 683 2005 JRNL REFN ISSN 0022-2836 JRNL PMID 15769462 JRNL DOI 10.1016/J.JMB.2005.01.070 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.87 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1170490.790 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 17429 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 SET) : 0.183 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 799 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2724 REMARK 3 BIN R VALUE (WORKING SET) : 0.2720 REMARK 3 BIN FREE R VALUE : 0.2660 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 151 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1306 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 200 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.34000 REMARK 3 B22 (A**2) : 0.34000 REMARK 3 B33 (A**2) : -0.68000 REMARK 3 B12 (A**2) : -0.03000 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) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.13 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.08 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.350 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 39.85 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1YCK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1000031378. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAY-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19042 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.50 REMARK 200 R MERGE FOR SHELL (I) : 0.24600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1SK3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM CITRATE, SODIUM REMARK 280 ACETATE, PH 5.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.52667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 17.26333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 17.26333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 34.52667 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: 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 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 178 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 181 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 GLN A 1 REMARK 465 GLU A 2 REMARK 465 THR A 3 REMARK 465 GLU A 4 REMARK 465 ASP A 5 REMARK 465 PRO A 6 REMARK 465 ALA A 7 REMARK 465 CYS A 8 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 NE2 HIS A 99 O HOH A 313 2.01 REMARK 500 CD2 HIS A 99 O HOH A 313 2.05 REMARK 500 CE1 HIS A 99 O HOH A 313 2.07 REMARK 500 CG HIS A 99 O HOH A 313 2.11 REMARK 500 ND1 HIS A 99 O HOH A 313 2.12 REMARK 500 OE1 GLN A 27 O HOH A 298 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 316 O HOH A 316 5555 1.65 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 81 CB - CG - OD2 ANGL. DEV. = 6.2 DEGREES 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 HIS A 96 -25.94 -142.89 REMARK 500 HIS A 171 -14.19 83.74 REMARK 500 SER A 174 -143.59 73.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SK3 RELATED DB: PDB REMARK 900 HUMAN HOMOLOGOUS PROTEIN REMARK 900 RELATED ID: 1SK4 RELATED DB: PDB REMARK 900 HUMAN HOMOLOGOUS PROTEIN REMARK 900 RELATED ID: 1TWQ RELATED DB: PDB REMARK 900 HUMAN HOMOLOGOUS PROTEIN REMARK 900 RELATED ID: 1OHT RELATED DB: PDB REMARK 900 DROSOPHILA HOMOLOGOUS PROTEIN REMARK 900 RELATED ID: 1S2J RELATED DB: PDB REMARK 900 DROSOPHILA HOMOLOGOUS PROTEIN REMARK 900 RELATED ID: 1SXR RELATED DB: PDB REMARK 900 DROSOPHILA HOMOLOGOUS PROTEIN DBREF 1YCK A 1 175 UNP O75594 PGRP_HUMAN 22 196 SEQRES 1 A 175 GLN GLU THR GLU ASP PRO ALA CYS CYS SER PRO ILE VAL SEQRES 2 A 175 PRO ARG ASN GLU TRP LYS ALA LEU ALA SER GLU CYS ALA SEQRES 3 A 175 GLN HIS LEU SER LEU PRO LEU ARG TYR VAL VAL VAL SER SEQRES 4 A 175 HIS THR ALA GLY SER SER CYS ASN THR PRO ALA SER CYS SEQRES 5 A 175 GLN GLN GLN ALA ARG ASN VAL GLN HIS TYR HIS MET LYS SEQRES 6 A 175 THR LEU GLY TRP CYS ASP VAL GLY TYR ASN PHE LEU ILE SEQRES 7 A 175 GLY GLU ASP GLY LEU VAL TYR GLU GLY ARG GLY TRP ASN SEQRES 8 A 175 PHE THR GLY ALA HIS SER GLY HIS LEU TRP ASN PRO MET SEQRES 9 A 175 SER ILE GLY ILE SER PHE MET GLY ASN TYR MET ASP ARG SEQRES 10 A 175 VAL PRO THR PRO GLN ALA ILE ARG ALA ALA GLN GLY LEU SEQRES 11 A 175 LEU ALA CYS GLY VAL ALA GLN GLY ALA LEU ARG SER ASN SEQRES 12 A 175 TYR VAL LEU LYS GLY HIS ARG ASP VAL GLN ARG THR LEU SEQRES 13 A 175 SER PRO GLY ASN GLN LEU TYR HIS LEU ILE GLN ASN TRP SEQRES 14 A 175 PRO HIS TYR ARG SER PRO FORMUL 2 HOH *200(H2 O) HELIX 1 1 PRO A 14 LYS A 19 1 6 HELIX 2 2 THR A 48 THR A 66 1 19 HELIX 3 3 TRP A 101 PRO A 103 5 3 HELIX 4 4 THR A 120 GLN A 137 1 18 HELIX 5 5 ARG A 150 VAL A 152 5 3 HELIX 6 6 GLY A 159 GLN A 167 1 9 SHEET 1 A 5 VAL A 84 GLU A 86 0 SHEET 2 A 5 PHE A 76 ILE A 78 -1 N LEU A 77 O TYR A 85 SHEET 3 A 5 SER A 105 PHE A 110 1 O SER A 109 N ILE A 78 SHEET 4 A 5 LEU A 33 HIS A 40 1 N SER A 39 O PHE A 110 SHEET 5 A 5 LEU A 140 GLY A 148 1 O VAL A 145 N ARG A 34 SSBOND 1 CYS A 9 CYS A 133 1555 1555 2.06 SSBOND 2 CYS A 25 CYS A 70 1555 1555 2.04 SSBOND 3 CYS A 46 CYS A 52 1555 1555 2.05 CISPEP 1 LEU A 31 PRO A 32 0 -7.71 CISPEP 2 SER A 157 PRO A 158 0 6.83 CISPEP 3 SER A 174 PRO A 175 0 6.53 CRYST1 72.120 72.120 51.790 90.00 90.00 120.00 P 32 2 1 6 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 0.013866 0.008005 0.000000 0.00000 SCALE2 0.000000 0.016011 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019309 0.00000