HEADER HYDROLASE INHIBITOR 25-SEP-12 4HA2 TITLE CRYSTAL STRUCTURE OFA PHENYL ALANINE 91 MUTANT OF WCI COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHYMOTRYPSIN INHIBITOR 3; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: WCI-3; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSOPHOCARPUS TETRAGONOLOBUS; SOURCE 3 ORGANISM_COMMON: GOA BEAN,ASPARAGUS BEAN,ASPARAGUS PEA,WINGED BEANS; SOURCE 4 ORGANISM_TAXID: 3891; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS CHYMOTRYPSIN INHIBITOR, WCI, HYDROLASE INHIBITOR EXPDTA X-RAY DIFFRACTION AUTHOR S.MAJUMDER,U.SEN REVDAT 2 24-DEC-14 4HA2 1 JRNL REVDAT 1 02-JUL-14 4HA2 0 JRNL AUTH S.MAJUMDER,S.KHAMRUI,R.BANERJEE,P.BHOWMIK,U.SEN JRNL TITL A CONSERVED TRYPTOPHAN (W91) AT THE BARREL-LID JUNCTION JRNL TITL 2 MODULATES THE PACKING AND STABILITY OF KUNITZ (STI) FAMILY JRNL TITL 3 OF INHIBITORS. JRNL REF BIOCHIM.BIOPHYS.ACTA V.1854 55 2015 JRNL REFN ISSN 0006-3002 JRNL PMID 25448016 JRNL DOI 10.1016/J.BBAPAP.2014.10.021 REMARK 2 REMARK 2 RESOLUTION. 2.90 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.9 REMARK 3 NUMBER OF REFLECTIONS : 8521 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) : 0.228 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 441 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2820 REMARK 3 BIN FREE R VALUE : 0.2280 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 441 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 : 2695 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 91 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4HA2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-OCT-12. REMARK 100 THE RCSB ID CODE IS RCSB075208. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : BRUKER AXS MICROSTAR REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOMAR REMARK 200 DATA SCALING SOFTWARE : AUTOMAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8521 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.08100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : 91.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.08800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: 1EYL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 5%PEG 6K, 10%GLYCEROL, 0.1M CITRIC REMARK 280 ACID, PH 4, VAPOR DIFFUSION, HANGING DROP, 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 42.13650 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 MET A 2 REMARK 465 GLU A 3 REMARK 465 PHE A 4 REMARK 465 GLU A 143 REMARK 465 ASP A 144 REMARK 465 GLU A 181 REMARK 465 THR A 182 REMARK 465 ALA A 183 REMARK 465 SER A 184 REMARK 465 SER A 185 REMARK 465 HIS A 186 REMARK 465 MET B 202 REMARK 465 GLU B 203 REMARK 465 PHE B 204 REMARK 465 GLN B 339 REMARK 465 HIS B 340 REMARK 465 SER B 380 REMARK 465 GLU B 381 REMARK 465 THR B 382 REMARK 465 ALA B 383 REMARK 465 SER B 384 REMARK 465 SER B 385 REMARK 465 HIS B 386 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 ILE A 34 CG1 CG2 CD1 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 10 16.76 -62.75 REMARK 500 GLU A 54 -4.93 -51.42 REMARK 500 SER A 65 175.85 -57.32 REMARK 500 LEU A 68 41.96 -90.03 REMARK 500 PRO A 85 177.20 -55.53 REMARK 500 PHE A 94 153.89 -49.23 REMARK 500 LYS A 111 154.90 -44.94 REMARK 500 LYS A 115 -8.35 -59.32 REMARK 500 ALA A 117 33.30 -95.99 REMARK 500 LEU A 118 56.10 -165.42 REMARK 500 SER A 126 -93.27 -11.73 REMARK 500 HIS A 140 96.27 -69.39 REMARK 500 ASP A 141 59.10 -90.15 REMARK 500 ASP A 148 38.62 -152.33 REMARK 500 ASN A 169 76.48 37.58 REMARK 500 GLU B 235 -165.38 -115.36 REMARK 500 ALA B 237 138.93 -174.04 REMARK 500 LEU B 268 32.93 -99.91 REMARK 500 PRO B 303 106.04 -57.17 REMARK 500 HIS B 327 83.28 61.08 REMARK 500 GLU B 342 -88.37 -147.23 REMARK 500 ASP B 348 4.39 -159.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B 530 DISTANCE = 5.36 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4H9W RELATED DB: PDB DBREF 4HA2 A 4 186 UNP P10822 ICW3_PSOTE 25 207 DBREF 4HA2 B 204 386 UNP P10822 ICW3_PSOTE 25 207 SEQADV 4HA2 MET A 2 UNP P10822 EXPRESSION TAG SEQADV 4HA2 GLU A 3 UNP P10822 EXPRESSION TAG SEQADV 4HA2 PHE A 4 UNP P10822 ASP 25 ENGINEERED MUTATION SEQADV 4HA2 PHE A 94 UNP P10822 TRP 115 ENGINEERED MUTATION SEQADV 4HA2 ALA A 117 UNP P10822 ILE 138 ENGINEERED MUTATION SEQADV 4HA2 MET B 202 UNP P10822 EXPRESSION TAG SEQADV 4HA2 GLU B 203 UNP P10822 EXPRESSION TAG SEQADV 4HA2 PHE B 204 UNP P10822 ASP 25 ENGINEERED MUTATION SEQADV 4HA2 PHE B 294 UNP P10822 TRP 115 ENGINEERED MUTATION SEQADV 4HA2 ALA B 317 UNP P10822 ILE 138 ENGINEERED MUTATION SEQRES 1 A 185 MET GLU PHE ASP ASP LEU VAL ASP ALA GLU GLY ASN LEU SEQRES 2 A 185 VAL GLU ASN GLY GLY THR TYR TYR LEU LEU PRO HIS ILE SEQRES 3 A 185 TRP ALA HIS GLY GLY GLY ILE GLU THR ALA LYS THR GLY SEQRES 4 A 185 ASN GLU PRO CYS PRO LEU THR VAL VAL ARG SER PRO ASN SEQRES 5 A 185 GLU VAL SER LYS GLY GLU PRO ILE ARG ILE SER SER GLN SEQRES 6 A 185 PHE LEU SER LEU PHE ILE PRO ARG GLY SER LEU VAL ALA SEQRES 7 A 185 LEU GLY PHE ALA ASN PRO PRO SER CYS ALA ALA SER PRO SEQRES 8 A 185 TRP PHE THR VAL VAL ASP SER PRO GLN GLY PRO ALA VAL SEQRES 9 A 185 LYS LEU SER GLN GLN LYS LEU PRO GLU LYS ASP ALA LEU SEQRES 10 A 185 VAL PHE LYS PHE GLU LYS VAL SER HIS SER ASN ILE HIS SEQRES 11 A 185 VAL TYR LYS LEU LEU TYR CYS GLN HIS ASP GLU GLU ASP SEQRES 12 A 185 VAL LYS CYS ASP GLN TYR ILE GLY ILE HIS ARG ASP ARG SEQRES 13 A 185 ASN GLY ASN ARG ARG LEU VAL VAL THR GLU GLU ASN PRO SEQRES 14 A 185 LEU GLU LEU VAL LEU LEU LYS ALA LYS SER GLU THR ALA SEQRES 15 A 185 SER SER HIS SEQRES 1 B 185 MET GLU PHE ASP ASP LEU VAL ASP ALA GLU GLY ASN LEU SEQRES 2 B 185 VAL GLU ASN GLY GLY THR TYR TYR LEU LEU PRO HIS ILE SEQRES 3 B 185 TRP ALA HIS GLY GLY GLY ILE GLU THR ALA LYS THR GLY SEQRES 4 B 185 ASN GLU PRO CYS PRO LEU THR VAL VAL ARG SER PRO ASN SEQRES 5 B 185 GLU VAL SER LYS GLY GLU PRO ILE ARG ILE SER SER GLN SEQRES 6 B 185 PHE LEU SER LEU PHE ILE PRO ARG GLY SER LEU VAL ALA SEQRES 7 B 185 LEU GLY PHE ALA ASN PRO PRO SER CYS ALA ALA SER PRO SEQRES 8 B 185 TRP PHE THR VAL VAL ASP SER PRO GLN GLY PRO ALA VAL SEQRES 9 B 185 LYS LEU SER GLN GLN LYS LEU PRO GLU LYS ASP ALA LEU SEQRES 10 B 185 VAL PHE LYS PHE GLU LYS VAL SER HIS SER ASN ILE HIS SEQRES 11 B 185 VAL TYR LYS LEU LEU TYR CYS GLN HIS ASP GLU GLU ASP SEQRES 12 B 185 VAL LYS CYS ASP GLN TYR ILE GLY ILE HIS ARG ASP ARG SEQRES 13 B 185 ASN GLY ASN ARG ARG LEU VAL VAL THR GLU GLU ASN PRO SEQRES 14 B 185 LEU GLU LEU VAL LEU LEU LYS ALA LYS SER GLU THR ALA SEQRES 15 B 185 SER SER HIS HET NI A 201 1 HET NI B 401 1 HETNAM NI NICKEL (II) ION FORMUL 3 NI 2(NI 2+) FORMUL 5 HOH *91(H2 O) HELIX 1 1 ILE A 27 GLY A 31 5 5 HELIX 2 2 ILE B 227 GLY B 231 5 5 HELIX 3 3 PRO B 313 LEU B 318 1 6 SHEET 1 A11 ILE A 34 GLU A 35 0 SHEET 2 A11 VAL A 49 ARG A 50 -1 O VAL A 49 N GLU A 35 SHEET 3 A11 ARG A 161 THR A 166 -1 O ARG A 161 N ARG A 50 SHEET 4 A11 LYS A 146 ARG A 155 -1 N GLY A 152 O VAL A 164 SHEET 5 A11 TYR A 133 GLN A 139 -1 N LEU A 135 O ILE A 151 SHEET 6 A11 LEU A 173 LYS A 177 -1 O LEU A 173 N TYR A 133 SHEET 7 A11 THR A 20 PRO A 25 -1 N LEU A 24 O VAL A 174 SHEET 8 A11 ILE A 61 SER A 65 -1 O ILE A 61 N TYR A 21 SHEET 9 A11 LEU A 77 PHE A 82 -1 O GLY A 81 N ARG A 62 SHEET 10 A11 PHE A 120 LYS A 124 -1 O PHE A 120 N VAL A 78 SHEET 11 A11 TYR A 133 GLN A 139 -1 O LEU A 136 N LYS A 121 SHEET 1 B 2 THR A 95 VAL A 97 0 SHEET 2 B 2 ALA A 104 LYS A 106 -1 O ALA A 104 N VAL A 97 SHEET 1 C 9 ARG B 361 THR B 366 0 SHEET 2 C 9 GLN B 349 ARG B 355 -1 N GLY B 352 O VAL B 364 SHEET 3 C 9 TYR B 333 TYR B 337 -1 N LEU B 335 O ILE B 351 SHEET 4 C 9 GLU B 372 LYS B 377 -1 O LEU B 373 N TYR B 333 SHEET 5 C 9 THR B 220 PRO B 225 -1 N TYR B 222 O LEU B 376 SHEET 6 C 9 ILE B 261 SER B 265 -1 O ILE B 261 N TYR B 221 SHEET 7 C 9 LEU B 277 PHE B 282 -1 O GLY B 281 N ARG B 262 SHEET 8 C 9 PHE B 320 LYS B 324 -1 O PHE B 320 N VAL B 278 SHEET 9 C 9 TYR B 333 TYR B 337 -1 O LEU B 336 N LYS B 321 SHEET 1 D 2 ILE B 234 GLU B 235 0 SHEET 2 D 2 VAL B 249 ARG B 250 -1 O VAL B 249 N GLU B 235 SHEET 1 E 2 THR B 295 VAL B 297 0 SHEET 2 E 2 ALA B 304 LYS B 306 -1 O LYS B 306 N THR B 295 SSBOND 1 CYS A 44 CYS A 88 1555 1555 2.01 SSBOND 2 CYS A 138 CYS A 147 1555 1555 2.03 SSBOND 3 CYS B 244 CYS B 288 1555 1555 2.01 SSBOND 4 CYS B 338 CYS B 347 1555 1555 2.02 SITE 1 AC1 1 ARG A 157 SITE 1 AC2 1 ARG B 357 CRYST1 41.963 84.273 59.581 90.00 92.43 90.00 P 1 21 1 4 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 0.023831 0.000000 0.001011 0.00000 SCALE2 0.000000 0.011866 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016799 0.00000 MASTER 312 0 2 3 26 0 2 6 0 0 0 30 END