HEADER HYDROLASE 17-MAR-10 3M7U TITLE CRYSTAL STRUCTURE OF ALPHA-LYTIC PROTEASE SB1+2 R64A/E182Q MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-LYTIC PROTEASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: MATURE PROTEASE DOMAIN (RESIDUES 1-198); COMPND 5 SYNONYM: ALPHA-LYTIC ENDOPEPTIDASE; COMPND 6 EC: 3.4.21.12; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: SELF-PROTEOLYSIS PRODUCT (RESIDUES 184-187); COMPND 11 CHAIN: B; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LYSOBACTER ENZYMOGENES; SOURCE 3 ORGANISM_TAXID: 69; SOURCE 4 GENE: ALPHA-LP, LYSOBACTER; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PALP12; SOURCE 9 MOL_ID: 2; SOURCE 10 SYNTHETIC: YES KEYWDS HYDROLASE, DISULFIDE BOND, PROTEASE, SERINE PROTEASE, ZYMOGEN EXPDTA X-RAY DIFFRACTION AUTHOR D.A.AGARD,F.P.ERCIYAS BAILEY,C.A.WADDLING REVDAT 3 06-SEP-23 3M7U 1 REMARK REVDAT 2 06-OCT-21 3M7U 1 REMARK SEQADV REVDAT 1 09-FEB-11 3M7U 0 JRNL AUTH F.P.ERCIYAS BAILEY,C.A.WADDLING,D.A.AGARD JRNL TITL QUANTIFYING PROTEIN UNFOLDING COOPERATIVITY WITH ACID JRNL TITL 2 SENSITIVE PROBES: INTERDOMAIN SALT BRIDGE CONTRIBUTIONS TO JRNL TITL 3 UNFOLDING COOPERATIVITY ARE COMBINED EFFICIENTLY IN JRNL TITL 4 ALPHA-LYTIC PROTEASE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.N.FUHRMANN,B.A.KELCH,N.OTA,D.A.AGARD REMARK 1 TITL THE 0.83 A RESOLUTION CRYSTAL STRUCTURE OF ALPHA-LYTIC REMARK 1 TITL 2 PROTEASE REVEALS THE DETAILED STRUCTURE OF THE ACTIVE SITE REMARK 1 TITL 3 AND IDENTIFIES A SOURCE OF CONFORMATIONAL STRAIN. REMARK 1 REF J.MOL.BIOL. V. 338 999 2004 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 15111063 REMARK 1 DOI 10.1016/J.JMB.2004.03.018 REMARK 1 REFERENCE 2 REMARK 1 AUTH S.D.RADER,D.A.AGARD REMARK 1 TITL CONFORMATIONAL SUBSTATES IN ENZYME MECHANISM: THE 120 K REMARK 1 TITL 2 STRUCTURE OF ALPHA-LYTIC PROTEASE AT 1.5 A RESOLUTION. REMARK 1 REF PROTEIN SCI. V. 6 1375 1997 REMARK 1 REFN ISSN 0961-8368 REMARK 1 PMID 9232638 REMARK 1 DOI 10.1002/PRO.5560060701 REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_328) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : TWIN_LSQ_F REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 91149 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.141 REMARK 3 R VALUE (WORKING SET) : 0.141 REMARK 3 FREE R VALUE : 0.164 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.220 REMARK 3 FREE R VALUE TEST SET COUNT : 2022 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 14.6012 - 2.5273 0.98 6750 153 0.0983 0.1322 REMARK 3 2 2.5273 - 2.0076 0.98 6536 148 0.1061 0.1288 REMARK 3 3 2.0076 - 1.7543 0.98 6496 145 0.1215 0.1580 REMARK 3 4 1.7543 - 1.5942 0.98 6430 148 0.1357 0.1544 REMARK 3 5 1.5942 - 1.4800 0.98 6467 143 0.1430 0.1496 REMARK 3 6 1.4800 - 1.3928 0.98 6410 142 0.1502 0.1621 REMARK 3 7 1.3928 - 1.3231 0.97 6384 147 0.1565 0.1873 REMARK 3 8 1.3231 - 1.2656 0.97 6383 145 0.1696 0.1913 REMARK 3 9 1.2656 - 1.2169 0.97 6332 140 0.1783 0.2156 REMARK 3 10 1.2169 - 1.1749 0.97 6330 142 0.1964 0.2088 REMARK 3 11 1.1749 - 1.1382 0.97 6328 138 0.2193 0.2290 REMARK 3 12 1.1382 - 1.1056 0.95 6235 142 0.2542 0.2495 REMARK 3 13 1.1056 - 1.0766 0.93 6064 138 0.3224 0.3210 REMARK 3 14 1.0766 - 1.0500 0.90 5876 135 0.3919 0.4479 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.42 REMARK 3 B_SOL : 63.33 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.450 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.97 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.78 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.47050 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.47050 REMARK 3 B13 (A**2) : -0.99330 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 1562 REMARK 3 ANGLE : 1.109 2133 REMARK 3 CHIRALITY : 0.066 241 REMARK 3 PLANARITY : 0.004 288 REMARK 3 DIHEDRAL : 13.513 541 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3M7U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAR-10. REMARK 100 THE DEPOSITION ID IS D_1000058217. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-OCT-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.11588 REMARK 200 MONOCHROMATOR : KOHZU: DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : DOUBLE CRYSTAL SI(111) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 91149 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.030 REMARK 200 RESOLUTION RANGE LOW (A) : 46.196 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 33.10 REMARK 200 R MERGE (I) : 0.12000 REMARK 200 R SYM (I) : 0.12000 REMARK 200 FOR THE DATA SET : 118.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.03 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 18.10 REMARK 200 R MERGE FOR SHELL (I) : 0.64400 REMARK 200 R SYM FOR SHELL (I) : 0.64400 REMARK 200 FOR SHELL : 9.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX DEV_328 REMARK 200 STARTING MODEL: PDB ENTRY 1SSX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.3 M LITHIUM SULFATE, 20 MM TRIS REMARK 280 SULFATE, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 53.23733 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 26.61867 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 26.61867 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 53.23733 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: 1330 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -53.0 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 211 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 643 LIES ON A SPECIAL POSITION. 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 295 O HOH A 374 2.01 REMARK 500 O HOH A 258 O HOH A 304 2.08 REMARK 500 O HOH A 335 O HOH A 512 2.11 REMARK 500 O HOH A 382 O HOH A 392 2.12 REMARK 500 O HOH A 319 O HOH A 555 2.12 REMARK 500 O HOH A 430 O HOH A 712 2.16 REMARK 500 O HOH A 310 O HOH A 409 2.18 REMARK 500 O HOH A 292 O HOH A 686 2.18 REMARK 500 O HOH A 268 O HOH A 501 2.19 REMARK 500 O HOH A 296 O HOH A 341 2.19 REMARK 500 O HOH A 303 O HOH A 356 2.19 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 456 O HOH A 633 6444 2.19 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 ALA A 14 -91.30 -127.88 REMARK 500 ASN A 41 -5.57 85.39 REMARK 500 PRO A 60 -152.73 -77.69 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 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1004 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3M7T RELATED DB: PDB REMARK 900 SB2+3 ALPHA-LYTIC PROTEASE MUTANT AT 1.55A RESOLUTION REMARK 900 RELATED ID: 1SSX RELATED DB: PDB REMARK 900 WT ALPHA-LYTIC PROTEASE TO 0.83A RESOLUTION REMARK 900 RELATED ID: 1TAL RELATED DB: PDB REMARK 900 WT ALPHA-LYTIC PROTEASE TO 1.5A RESOLUTION DBREF 3M7U A 1 198 UNP P00778 PRLA_LYSEN 200 397 DBREF 3M7U B 2184 2187 PDB 3M7U 3M7U 2184 2187 SEQADV 3M7U ALA A 64 UNP P00778 ARG 263 ENGINEERED MUTATION SEQADV 3M7U GLN A 182 UNP P00778 GLU 381 ENGINEERED MUTATION SEQRES 1 A 198 ALA ASN ILE VAL GLY GLY ILE GLU TYR SER ILE ASN ASN SEQRES 2 A 198 ALA SER LEU CYS SER VAL GLY PHE SER VAL THR ARG GLY SEQRES 3 A 198 ALA THR LYS GLY PHE VAL THR ALA GLY HIS CYS GLY THR SEQRES 4 A 198 VAL ASN ALA THR ALA ARG ILE GLY GLY ALA VAL VAL GLY SEQRES 5 A 198 THR PHE ALA ALA ARG VAL PHE PRO GLY ASN ASP ALA ALA SEQRES 6 A 198 TRP VAL SER LEU THR SER ALA GLN THR LEU LEU PRO ARG SEQRES 7 A 198 VAL ALA ASN GLY SER SER PHE VAL THR VAL ARG GLY SER SEQRES 8 A 198 THR GLU ALA ALA VAL GLY ALA ALA VAL CYS ARG SER GLY SEQRES 9 A 198 ARG THR THR GLY TYR GLN CYS GLY THR ILE THR ALA LYS SEQRES 10 A 198 ASN VAL THR ALA ASN TYR ALA GLU GLY ALA VAL ARG GLY SEQRES 11 A 198 LEU THR GLN GLY ASN ALA CYS MET GLY ARG GLY ASP SER SEQRES 12 A 198 GLY GLY SER TRP ILE THR SER ALA GLY GLN ALA GLN GLY SEQRES 13 A 198 VAL MET SER GLY GLY ASN VAL GLN SER ASN GLY ASN ASN SEQRES 14 A 198 CYS GLY ILE PRO ALA SER GLN ARG SER SER LEU PHE GLN SEQRES 15 A 198 ARG LEU GLN PRO ILE LEU SER GLN TYR GLY LEU SER LEU SEQRES 16 A 198 VAL THR GLY SEQRES 1 B 4 LEU GLN PRO ILE HET SO4 A1001 5 HET SO4 A1002 5 HET SO4 A1003 5 HET SO4 A1004 5 HETNAM SO4 SULFATE ION FORMUL 3 SO4 4(O4 S 2-) FORMUL 7 HOH *527(H2 O) HELIX 1 1 ALA A 34 GLY A 38 5 5 HELIX 2 2 PRO A 173 ARG A 177 5 5 HELIX 3 3 LEU A 184 GLY A 192 1 9 SHEET 1 A 3 ASN A 2 GLY A 5 0 SHEET 2 A 3 THR A 74 ASN A 81 1 O THR A 74 N ILE A 3 SHEET 3 A 3 SER A 84 THR A 87 -1 O SER A 84 N ASN A 81 SHEET 1 B 8 SER A 15 SER A 18 0 SHEET 2 B 8 GLU A 8 ILE A 11 -1 N TYR A 9 O CYS A 17 SHEET 3 B 8 THR A 43 ILE A 46 -1 O ARG A 45 N SER A 10 SHEET 4 B 8 ALA A 49 VAL A 58 -1 O VAL A 51 N ALA A 44 SHEET 5 B 8 ALA A 64 LEU A 69 -1 O ALA A 64 N VAL A 58 SHEET 6 B 8 THR A 28 THR A 33 -1 N PHE A 31 O VAL A 67 SHEET 7 B 8 PHE A 21 ARG A 25 -1 N ARG A 25 O THR A 28 SHEET 8 B 8 SER A 194 LEU A 195 -1 O SER A 194 N THR A 24 SHEET 1 C 7 ALA A 99 GLY A 104 0 SHEET 2 C 7 GLY A 108 TYR A 123 -1 O GLY A 112 N VAL A 100 SHEET 3 C 7 GLY A 126 GLY A 134 -1 O LEU A 131 N VAL A 119 SHEET 4 C 7 SER A 179 ARG A 183 -1 O SER A 179 N GLY A 134 SHEET 5 C 7 ALA A 154 GLY A 161 -1 N GLY A 160 O LEU A 180 SHEET 6 C 7 SER A 146 ILE A 148 -1 N TRP A 147 O GLN A 155 SHEET 7 C 7 ALA A 99 GLY A 104 -1 N CYS A 101 O ILE A 148 SSBOND 1 CYS A 17 CYS A 37 1555 1555 2.03 SSBOND 2 CYS A 101 CYS A 111 1555 1555 2.04 SSBOND 3 CYS A 137 CYS A 170 1555 1555 2.03 CISPEP 1 PHE A 59 PRO A 60 0 -3.96 SITE 1 AC1 10 ALA A 1 ASN A 2 ARG A 183 PRO A 186 SITE 2 AC1 10 HOH A 240 HOH A 245 HOH A 518 HOH A 553 SITE 3 AC1 10 HOH A 566 HOH A 574 SITE 1 AC2 11 HIS A 36 ARG A 140 GLY A 141 SER A 143 SITE 2 AC2 11 HOH A 218 HOH A 253 HOH A 503 HOH A 541 SITE 3 AC2 11 HOH A 595 HOH A 717 LEU B2184 SITE 1 AC3 10 ALA A 27 THR A 28 ALA A 127 ARG A 129 SITE 2 AC3 10 HOH A 308 HOH A 336 HOH A 543 HOH A 551 SITE 3 AC3 10 HOH A 709 HOH A 714 SITE 1 AC4 10 ALA A 95 VAL A 96 LYS A 117 HOH A 230 SITE 2 AC4 10 HOH A 296 HOH A 341 HOH A 438 HOH A 461 SITE 3 AC4 10 HOH A 470 HOH A 593 CRYST1 65.396 65.396 79.856 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 0.015291 0.008829 0.000000 0.00000 SCALE2 0.000000 0.017657 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012523 0.00000