PDB Short entry for 4KEL HEADER HYDROLASE/HYDROLASE INHIBITOR 25-APR-13 4KEL TITLE ATOMIC RESOLUTION CRYSTAL STRUCTURE OF KALLIKREIN-RELATED PEPTIDASE 4 TITLE 2 COMPLEXED WITH A MODIFIED SFTI INHIBITOR FCQR(N) COMPND MOL_ID: 1; COMPND 2 MOLECULE: KALLIKREIN-4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RELATED PEPTIDASE 4, UNP RESIDUES 31-253; COMPND 5 SYNONYM: ENAMEL MATRIX SERINE PROTEINASE 1, KALLIKREIN-LIKE PROTEIN COMPND 6 1, KLK-L1, PROSTASE, SERINE PROTEASE 17; COMPND 7 EC: 3.4.21.-; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: TRYPSIN INHIBITOR 1; COMPND 11 CHAIN: B; COMPND 12 SYNONYM: SFTI-1; COMPND 13 ENGINEERED: YES; COMPND 14 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KLK4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET12A-PROPSA-HK4; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: HELIANTHUS ANNUUS; SOURCE 14 ORGANISM_COMMON: COMMON SUNFLOWER; SOURCE 15 ORGANISM_TAXID: 4232; SOURCE 16 OTHER_DETAILS: MODIFIED SUNFLOWER TRYPSIN INHIBITOR KEYWDS BOWMAN-BIRK INHIBITOR, PROTEASE, PROTEASE INHIBITOR, HYDROLASE- KEYWDS 2 HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR O.V.ILYICHOVA,J.E.SWEDBERG,S.J.DE VEER,K.C.SIT,J.M.HARRIS,A.M.BUCKLE REVDAT 5 08-NOV-23 4KEL 1 SEQADV REVDAT 4 04-SEP-19 4KEL 1 JRNL LINK REVDAT 3 15-NOV-17 4KEL 1 REMARK REVDAT 2 09-MAR-16 4KEL 1 ATOM REVDAT 1 30-APR-14 4KEL 0 JRNL AUTH B.T.RILEY,O.ILYICHOVA,S.J.DE VEER,J.E.SWEDBERG,E.WILSON, JRNL AUTH 2 D.E.HOKE,J.M.HARRIS,A.M.BUCKLE JRNL TITL KLK4 INHIBITION BY CYCLIC AND ACYCLIC PEPTIDES: STRUCTURAL JRNL TITL 2 AND DYNAMICAL INSIGHTS INTO STANDARD-MECHANISM PROTEASE JRNL TITL 3 INHIBITORS. JRNL REF BIOCHEMISTRY V. 58 2524 2019 JRNL REFN ISSN 0006-2960 JRNL PMID 31058493 JRNL DOI 10.1021/ACS.BIOCHEM.9B00191 REMARK 2 REMARK 2 RESOLUTION. 1.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.2_1309) 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 : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.15 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 64855 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.138 REMARK 3 R VALUE (WORKING SET) : 0.137 REMARK 3 FREE R VALUE : 0.163 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.090 REMARK 3 FREE R VALUE TEST SET COUNT : 3300 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 37.1732 - 3.3120 0.99 2645 138 0.1511 0.1733 REMARK 3 2 3.3120 - 2.6290 1.00 2619 163 0.1673 0.1809 REMARK 3 3 2.6290 - 2.2967 1.00 2596 141 0.1570 0.1652 REMARK 3 4 2.2967 - 2.0868 1.00 2583 147 0.1408 0.1466 REMARK 3 5 2.0868 - 1.9372 0.99 2583 158 0.1355 0.1488 REMARK 3 6 1.9372 - 1.8230 0.99 2559 128 0.1318 0.1768 REMARK 3 7 1.8230 - 1.7317 1.00 2568 153 0.1278 0.1690 REMARK 3 8 1.7317 - 1.6563 0.99 2567 142 0.1196 0.1472 REMARK 3 9 1.6563 - 1.5926 0.99 2555 140 0.1089 0.1283 REMARK 3 10 1.5926 - 1.5376 0.99 2592 133 0.1055 0.1571 REMARK 3 11 1.5376 - 1.4895 0.99 2577 137 0.1096 0.1327 REMARK 3 12 1.4895 - 1.4469 0.99 2596 121 0.1116 0.1429 REMARK 3 13 1.4469 - 1.4089 0.99 2567 138 0.1153 0.1649 REMARK 3 14 1.4089 - 1.3745 1.00 2524 150 0.1163 0.1475 REMARK 3 15 1.3745 - 1.3432 0.99 2592 123 0.1176 0.1856 REMARK 3 16 1.3432 - 1.3146 0.99 2563 140 0.1181 0.1645 REMARK 3 17 1.3146 - 1.2883 0.99 2529 138 0.1273 0.1706 REMARK 3 18 1.2883 - 1.2640 0.98 2590 124 0.1252 0.1700 REMARK 3 19 1.2640 - 1.2415 0.98 2509 132 0.1277 0.1589 REMARK 3 20 1.2415 - 1.2204 0.99 2574 130 0.1322 0.1942 REMARK 3 21 1.2204 - 1.2007 0.98 2516 136 0.1332 0.1861 REMARK 3 22 1.2007 - 1.1822 0.99 2572 121 0.1354 0.1760 REMARK 3 23 1.1822 - 1.1649 0.97 2514 134 0.1352 0.1503 REMARK 3 24 1.1649 - 1.1485 0.94 2465 133 0.1438 0.1822 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.090 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.310 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 5.98 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 12.47 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 1938 REMARK 3 ANGLE : 1.183 2650 REMARK 3 CHIRALITY : 0.083 295 REMARK 3 PLANARITY : 0.006 356 REMARK 3 DIHEDRAL : 12.285 699 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 4KEL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 08-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000079240. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-MAY-11 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95369 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 64890 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.148 REMARK 200 RESOLUTION RANGE LOW (A) : 63.370 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : 0.08000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 10.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.36900 REMARK 200 R SYM FOR SHELL (I) : 0.36900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.300 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: PDB ENTRY 2BDG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M LITHIUM SULFATE, 0.1M SODIUM REMARK 280 ACETATE, 30% PEG 8000, PH 4.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 31.66550 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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: 1500 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE TRYPSIN INHIBITOR 1 IS CYCLIC PEPTIDE, A MEMBER OF TRYPSIN REMARK 400 INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: TRYPSIN INHIBITOR 1 REMARK 400 CHAIN: B REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: NULL 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 GLU A 20 CD OE1 OE2 REMARK 470 GLU A 36 CG CD OE1 OE2 REMARK 470 ASN A 37 CG OD1 ND2 REMARK 470 GLU A 38 CD OE1 OE2 REMARK 470 GLU A 74 CG CD OE1 OE2 REMARK 470 ASP A 75 CG OD1 OD2 REMARK 470 GLN A 76 CG CD OE1 NE2 REMARK 470 GLU A 77 CD OE1 OE2 REMARK 470 SER A 113 OG REMARK 470 GLU A 166 CG CD OE1 OE2 REMARK 470 LYS A 240 CE NZ 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 367 O HOH A 467 1656 2.12 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 71 -58.05 -122.55 REMARK 500 GLN A 76 102.61 -58.21 REMARK 500 LEU A 99 -10.48 77.97 REMARK 500 SER A 214 -67.58 -121.09 REMARK 500 ARG B 5 38.24 -88.93 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 CHAIN B OF TRYPSIN INHIBITOR 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2BDG RELATED DB: PDB REMARK 900 RELATED ID: 2BDI RELATED DB: PDB REMARK 900 RELATED ID: 2BDH RELATED DB: PDB REMARK 900 RELATED ID: 4K8Y RELATED DB: PDB REMARK 900 RELATED ID: 4K1E RELATED DB: PDB REMARK 900 RELATED ID: 4KGA RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS SEQUENCE IS NATURAL VARIANT (VARIANT RS2569527) DBREF 4KEL A 16 244 UNP Q9Y5K2 KLK4_HUMAN 31 253 DBREF 4KEL B 1 14 UNP Q4GWU5 SFTI1_HELAN 40 53 SEQADV 4KEL GLN A 186A UNP Q9Y5K2 HIS 197 SEE REMARK 999 SEQADV 4KEL PHE B 2 UNP Q4GWU5 ARG 41 ENGINEERED MUTATION SEQADV 4KEL GLN B 4 UNP Q4GWU5 THR 43 ENGINEERED MUTATION SEQADV 4KEL ARG B 5 UNP Q4GWU5 LYS 44 ENGINEERED MUTATION SEQADV 4KEL ASN B 14 UNP Q4GWU5 ASP 53 ENGINEERED MUTATION SEQRES 1 A 223 ILE ILE ASN GLY GLU ASP CYS SER PRO HIS SER GLN PRO SEQRES 2 A 223 TRP GLN ALA ALA LEU VAL MET GLU ASN GLU LEU PHE CYS SEQRES 3 A 223 SER GLY VAL LEU VAL HIS PRO GLN TRP VAL LEU SER ALA SEQRES 4 A 223 ALA HIS CYS PHE GLN ASN SER TYR THR ILE GLY LEU GLY SEQRES 5 A 223 LEU HIS SER LEU GLU ALA ASP GLN GLU PRO GLY SER GLN SEQRES 6 A 223 MET VAL GLU ALA SER LEU SER VAL ARG HIS PRO GLU TYR SEQRES 7 A 223 ASN ARG PRO LEU LEU ALA ASN ASP LEU MET LEU ILE LYS SEQRES 8 A 223 LEU ASP GLU SER VAL SER GLU SER ASP THR ILE ARG SER SEQRES 9 A 223 ILE SER ILE ALA SER GLN CYS PRO THR ALA GLY ASN SER SEQRES 10 A 223 CYS LEU VAL SER GLY TRP GLY LEU LEU ALA ASN GLY ARG SEQRES 11 A 223 MET PRO THR VAL LEU GLN CYS VAL ASN VAL SER VAL VAL SEQRES 12 A 223 SER GLU GLU VAL CYS SER LYS LEU TYR ASP PRO LEU TYR SEQRES 13 A 223 HIS PRO SER MET PHE CYS ALA GLY GLY GLY GLN ASP GLN SEQRES 14 A 223 LYS ASP SER CYS ASN GLY ASP SER GLY GLY PRO LEU ILE SEQRES 15 A 223 CYS ASN GLY TYR LEU GLN GLY LEU VAL SER PHE GLY LYS SEQRES 16 A 223 ALA PRO CYS GLY GLN VAL GLY VAL PRO GLY VAL TYR THR SEQRES 17 A 223 ASN LEU CYS LYS PHE THR GLU TRP ILE GLU LYS THR VAL SEQRES 18 A 223 GLN ALA SEQRES 1 B 14 GLY PHE CYS GLN ARG SER ILE PRO PRO ILE CYS PHE PRO SEQRES 2 B 14 ASN FORMUL 3 HOH *209(H2 O) HELIX 1 1 ALA A 55 PHE A 59 5 5 HELIX 2 2 SER A 164 TYR A 172 1 9 HELIX 3 3 PHE A 234 ALA A 244 1 11 SHEET 1 A 7 GLU A 20 ASP A 21 0 SHEET 2 A 7 GLN A 156 SER A 161 -1 O CYS A 157 N GLU A 20 SHEET 3 A 7 SER A 135 GLY A 140 -1 N VAL A 138 O VAL A 158 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O ILE A 200 N LEU A 137 SHEET 5 A 7 TYR A 208 LYS A 217 -1 O GLN A 210 N LEU A 199 SHEET 6 A 7 PRO A 225 ASN A 230 -1 O VAL A 227 N PHE A 215 SHEET 7 A 7 MET A 180 GLY A 184 -1 N PHE A 181 O TYR A 228 SHEET 1 B 7 GLU A 20 ASP A 21 0 SHEET 2 B 7 GLN A 156 SER A 161 -1 O CYS A 157 N GLU A 20 SHEET 3 B 7 SER A 135 GLY A 140 -1 N VAL A 138 O VAL A 158 SHEET 4 B 7 PRO A 198 CYS A 201 -1 O ILE A 200 N LEU A 137 SHEET 5 B 7 TYR A 208 LYS A 217 -1 O GLN A 210 N LEU A 199 SHEET 6 B 7 PHE B 2 GLN B 4 -1 O CYS B 3 N GLY A 216 SHEET 7 B 7 ILE B 10 CYS B 11 -1 O ILE B 10 N GLN B 4 SHEET 1 C 7 GLN A 81 ALA A 85 0 SHEET 2 C 7 TYR A 63 LEU A 67 -1 N ILE A 65 O VAL A 83 SHEET 3 C 7 GLN A 30 MET A 35 -1 N VAL A 34 O THR A 64 SHEET 4 C 7 GLU A 38 HIS A 48 -1 O CYS A 42 N LEU A 33 SHEET 5 C 7 TRP A 51 SER A 54 -1 O LEU A 53 N VAL A 45 SHEET 6 C 7 MET A 104 LYS A 107 -1 O ILE A 106 N VAL A 52 SHEET 7 C 7 LEU A 87 ARG A 90 -1 N VAL A 89 O LEU A 105 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.03 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.03 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.04 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.05 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.04 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.08 SSBOND 7 CYS B 3 CYS B 11 1555 1555 2.04 LINK N GLY B 1 C ASN B 14 1555 1555 1.43 CISPEP 1 ARG A 96 PRO A 97 0 3.11 CISPEP 2 ASP A 173 PRO A 174 0 9.64 CISPEP 3 ALA A 218 PRO A 219 0 1.39 CISPEP 4 ILE B 7 PRO B 8 0 -4.20 SITE 1 AC1 31 LEU A 40 PHE A 41 CYS A 42 HIS A 57 SITE 2 AC1 31 TYR A 94 LEU A 99 MET A 151 TYR A 172 SITE 3 AC1 31 LEU A 175 ASP A 189 SER A 190 CYS A 191 SITE 4 AC1 31 ASN A 192 GLY A 193 ASP A 194 SER A 195 SITE 5 AC1 31 SER A 214 PHE A 215 GLY A 216 LYS A 217 SITE 6 AC1 31 ALA A 218 CYS A 220 HOH A 322 HOH A 348 SITE 7 AC1 31 HOH B 101 HOH B 102 HOH B 103 HOH B 104 SITE 8 AC1 31 HOH B 105 HOH B 106 HOH B 108 CRYST1 39.844 63.331 41.191 90.00 115.58 90.00 P 1 21 1 2 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 0.025098 0.000000 0.012014 0.00000 SCALE2 0.000000 0.015790 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026915 0.00000