PDB Short entry for 2OI0 HEADER HYDROLASE 10-JAN-07 2OI0 TITLE CRYSTAL STRUCTURE ANALYSIS 0F THE TNF-A COVERTING ENZYME (TACE) IN TITLE 2 COMPLEXED WITH ARYL-SULFONAMIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TNF- A CONVERTING ENZYME (TACE); COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: TACE PROTEINASE DOMAIN (RESIDUES 216-477); COMPND 5 SYNONYM: A DISINTEGRIN AND METALLOPROTEINASE DOMAIN 17, TNF-ALPHA- COMPND 6 CONVERTING ENZYME, TNF-ALPHA CONVERTASE, SNAKE VENOM-LIKE PROTEASE, COMPND 7 CD156B ANTIGEN; COMPND 8 EC: 3.4.24.86; COMPND 9 ENGINEERED: YES; COMPND 10 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: TACE; SOURCE 6 EXPRESSION_SYSTEM_COMMON: INSECT CELLS; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: VIRUS; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PBEV11TOPO KEYWDS TNF-A COVERTING ENZYME, ARYL-SULFONAMIDE, TACE INHIBITORS, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.WEI,G.B.RAO,U.K.BANDARAGE REVDAT 4 30-AUG-23 2OI0 1 REMARK REVDAT 3 20-OCT-21 2OI0 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2OI0 1 VERSN REVDAT 1 27-NOV-07 2OI0 0 JRNL AUTH B.GOVINDA RAO,U.K.BANDARAGE,T.WANG,J.H.COME,E.PEROLA,Y.WEI, JRNL AUTH 2 S.K.TIAN,J.O.SAUNDERS JRNL TITL NOVEL THIOL-BASED TACE INHIBITORS: RATIONAL DESIGN, JRNL TITL 2 SYNTHESIS, AND SAR OF THIOL-CONTAINING ARYL SULFONAMIDES JRNL REF BIOORG.MED.CHEM.LETT. V. 17 2250 2007 JRNL REFN ISSN 0960-894X JRNL PMID 17289381 JRNL DOI 10.1016/J.BMCL.2007.01.064 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.87 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1522612.375 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.0 REMARK 3 NUMBER OF REFLECTIONS : 15396 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 5% OF DATA REMARK 3 R VALUE (WORKING + TEST SET) : 0.213 REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.268 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 774 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.010 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.2560 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.2540 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.305 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 778 REMARK 3 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 15550 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 84.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2157 REMARK 3 BIN R VALUE (WORKING SET) : 0.3080 REMARK 3 BIN FREE R VALUE : 0.3410 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 115 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2108 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 141 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.87000 REMARK 3 B22 (A**2) : -2.83000 REMARK 3 B33 (A**2) : -5.04000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 8.38000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.33 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) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.580 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) : 1.380 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.150 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.130 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.080 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 55.83 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 : 183.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : PARMXRAY.XPL REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : 183.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2OI0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-FEB-07. REMARK 100 THE DEPOSITION ID IS D_1000041159. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-FEB-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NI MIRROR + NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16132 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1BKC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PGME 550, 0.1M BIS-TRIS, 50 MM REMARK 280 CACL2, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K 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 25.03000 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 300 REMARK: THERE IS ONE BIOLOGICAL MONOMER IN THE CRYSTALLOGRAPHIC REMARK 300 ASYMMETRIC UNIT. 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 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 LYS A 222 55.92 -144.74 REMARK 500 ALA A 270 -105.92 -103.87 REMARK 500 LEU A 380 47.62 -89.75 REMARK 500 ASN A 381 56.30 -94.25 REMARK 500 PRO A 437 26.21 -76.67 REMARK 500 CYS A 469 13.64 -142.77 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 283 A 1 S1 REMARK 620 2 HIS A 405 NE2 103.7 REMARK 620 3 HIS A 409 NE2 106.3 93.0 REMARK 620 4 HIS A 415 NE2 134.7 112.0 99.0 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 283 A 1 DBREF 2OI0 A 216 477 UNP P78536 ADA17_HUMAN 216 477 SEQADV 2OI0 ALA A 266 UNP P78536 SER 266 ENGINEERED MUTATION SEQADV 2OI0 GLN A 452 UNP P78536 ASN 452 ENGINEERED MUTATION SEQADV 2OI0 ILE A 478 UNP P78536 EXPRESSION TAG SEQADV 2OI0 GLU A 479 UNP P78536 EXPRESSION TAG SEQADV 2OI0 GLY A 480 UNP P78536 EXPRESSION TAG SEQADV 2OI0 ARG A 481 UNP P78536 EXPRESSION TAG SEQRES 1 A 266 ALA ASP PRO ASP PRO MET LYS ASN THR CYS LYS LEU LEU SEQRES 2 A 266 VAL VAL ALA ASP HIS ARG PHE TYR ARG TYR MET GLY ARG SEQRES 3 A 266 GLY GLU GLU SER THR THR THR ASN TYR LEU ILE GLU LEU SEQRES 4 A 266 ILE ASP ARG VAL ASP ASP ILE TYR ARG ASN THR ALA TRP SEQRES 5 A 266 ASP ASN ALA GLY PHE LYS GLY TYR GLY ILE GLN ILE GLU SEQRES 6 A 266 GLN ILE ARG ILE LEU LYS SER PRO GLN GLU VAL LYS PRO SEQRES 7 A 266 GLY GLU LYS HIS TYR ASN MET ALA LYS SER TYR PRO ASN SEQRES 8 A 266 GLU GLU LYS ASP ALA TRP ASP VAL LYS MET LEU LEU GLU SEQRES 9 A 266 GLN PHE SER PHE ASP ILE ALA GLU GLU ALA SER LYS VAL SEQRES 10 A 266 CYS LEU ALA HIS LEU PHE THR TYR GLN ASP PHE ASP MET SEQRES 11 A 266 GLY THR LEU GLY LEU ALA TYR VAL GLY SER PRO ARG ALA SEQRES 12 A 266 ASN SER HIS GLY GLY VAL CYS PRO LYS ALA TYR TYR SER SEQRES 13 A 266 PRO VAL GLY LYS LYS ASN ILE TYR LEU ASN SER GLY LEU SEQRES 14 A 266 THR SER THR LYS ASN TYR GLY LYS THR ILE LEU THR LYS SEQRES 15 A 266 GLU ALA ASP LEU VAL THR THR HIS GLU LEU GLY HIS ASN SEQRES 16 A 266 PHE GLY ALA GLU HIS ASP PRO ASP GLY LEU ALA GLU CYS SEQRES 17 A 266 ALA PRO ASN GLU ASP GLN GLY GLY LYS TYR VAL MET TYR SEQRES 18 A 266 PRO ILE ALA VAL SER GLY ASP HIS GLU ASN ASN LYS MET SEQRES 19 A 266 PHE SER GLN CYS SER LYS GLN SER ILE TYR LYS THR ILE SEQRES 20 A 266 GLU SER LYS ALA GLN GLU CYS PHE GLN GLU ARG SER ASN SEQRES 21 A 266 LYS VAL ILE GLU GLY ARG HET ZN A 2 1 HET 283 A 1 20 HETNAM ZN ZINC ION HETNAM 283 (3S)-1-{[4-(BUT-2-YN-1-YLOXY) HETNAM 2 283 PHENYL]SULFONYL}PYRROLIDINE-3-THIOL FORMUL 2 ZN ZN 2+ FORMUL 3 283 C14 H17 N O3 S2 FORMUL 4 HOH *141(H2 O) HELIX 1 1 ASP A 219 LYS A 222 5 4 HELIX 2 2 ASP A 232 MET A 239 1 8 HELIX 3 3 GLU A 243 ASN A 264 1 22 HELIX 4 4 ASP A 313 ILE A 325 1 13 HELIX 5 5 ILE A 325 SER A 330 1 6 HELIX 6 6 PHE A 343 THR A 347 5 5 HELIX 7 7 LEU A 395 PHE A 411 1 17 HELIX 8 8 ASN A 426 GLY A 430 5 5 HELIX 9 9 HIS A 444 MET A 449 5 6 HELIX 10 10 SER A 451 PHE A 470 1 20 SHEET 1 A 5 GLY A 276 ILE A 284 0 SHEET 2 A 5 THR A 224 ALA A 231 1 N VAL A 229 O ARG A 283 SHEET 3 A 5 LEU A 334 THR A 339 1 O PHE A 338 N VAL A 230 SHEET 4 A 5 SER A 382 SER A 386 1 O THR A 385 N THR A 339 SHEET 5 A 5 GLY A 349 ALA A 351 -1 N LEU A 350 O LEU A 384 SHEET 1 B 2 TYR A 369 SER A 371 0 SHEET 2 B 2 LYS A 376 ILE A 378 -1 O ILE A 378 N TYR A 369 SHEET 1 C 2 LYS A 388 ASN A 389 0 SHEET 2 C 2 LYS A 392 THR A 393 -1 O LYS A 392 N ASN A 389 SSBOND 1 CYS A 225 CYS A 333 1555 1555 2.04 SSBOND 2 CYS A 365 CYS A 469 1555 1555 2.03 SSBOND 3 CYS A 423 CYS A 453 1555 1555 2.03 LINK S1 283 A 1 ZN ZN A 2 1555 1555 2.24 LINK ZN ZN A 2 NE2 HIS A 405 1555 1555 2.03 LINK ZN ZN A 2 NE2 HIS A 409 1555 1555 2.22 LINK ZN ZN A 2 NE2 HIS A 415 1555 1555 2.22 CISPEP 1 TYR A 304 PRO A 305 0 4.23 SITE 1 AC1 4 283 A 1 HIS A 405 HIS A 409 HIS A 415 SITE 1 AC2 12 ZN A 2 THR A 347 LEU A 348 GLY A 349 SITE 2 AC2 12 LEU A 401 HIS A 405 GLU A 406 HIS A 409 SITE 3 AC2 12 VAL A 434 ALA A 439 HOH A 500 HOH A 600 CRYST1 56.550 50.060 42.980 90.00 92.58 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 0.017683 0.000000 0.000797 0.00000 SCALE2 0.000000 0.019976 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023290 0.00000