HEADER IMMUNE SYSTEM 09-FEB-00 1EFQ TITLE Q38D MUTANT OF LEN COMPND MOL_ID: 1; COMPND 2 MOLECULE: KAPPA-4 IMMUNOGLOBULIN (LIGHT CHAIN); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: 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_PLASMID: PASK40 KEYWDS HUMAN KAPPA-4 IMMUNOGLOBULIN LIGHT CHAIN, MUTANT, MONOMER, URANYL ION KEYWDS 2 IN CRYSTAL CONTACT, ASPARTIC ACID IN BETA-SHEET, PROTEIN STABILITY, KEYWDS 3 IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR P.R.POKKULURI,X.CAI,M.GU,F.J.STEVENS,M.SCHIFFER REVDAT 5 30-OCT-24 1EFQ 1 REMARK REVDAT 4 03-NOV-21 1EFQ 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 1EFQ 1 VERSN REVDAT 2 01-APR-05 1EFQ 1 JRNL REVDAT 1 09-FEB-01 1EFQ 0 JRNL AUTH P.R.POKKULURI,M.GU,X.CAI,R.RAFFEN,F.J.STEVENS,M.SCHIFFER JRNL TITL FACTORS CONTRIBUTING TO DECREASED PROTEIN STABILITY WHEN JRNL TITL 2 ASPARTIC ACID RESIDUES ARE IN BETA-SHEET REGIONS. JRNL REF PROTEIN SCI. V. 11 1687 2002 JRNL REFN ISSN 0961-8368 JRNL PMID 12070321 JRNL DOI 10.1110/PS.4920102 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 10.0 REMARK 3 NUMBER OF REFLECTIONS : 14410 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1471 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 857 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 101 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.570 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 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: DUE TO THE PRESENCE OF URANYL REMARK 3 ION IN THE CRYSTAL THERE IS REMARK 3 SIGNIFICANT ANOMALOUS CONTRIBUTION TO REMARK 3 THE DIFFRACTION AT 1 ANGSTROM REMARK 3 WAVELENGTH. WHEN FRIEDEL PAIRS ARE NOT REMARK 3 AVERAGED, THE ANOMALOUS DIFFERENCE REMARK 3 PATTERSON MAP CALCULATED CLEARLY SHOWED REMARK 3 THE POSITION OF URANIUM ATOM. REMARK 3 USING THE ANOMALOUS DATA THE FINAL REMARK 3 MODEL HAS AN R-FACTOR OF 0.231 AND REMARK 3 R-FREE OF 0.264. THE ELECTRON DENSITY INDICATED ANISOROPIC MOTION REMARK 3 OF THE URANIUM REMARK 3 ATOM. THE POSITIONS OF URANYL OXYGENS WERE NOT CLEAR IN THE REMARK 3 ELECTRON DENSITY MAPS. THE OXYGEN ATOMS WERE PLACED ACCORDING REMARK 3 TO THE EXPECTED GEOMETRY AROUND THE URANIUM ATOM AND SEEM TO REMARK 3 IMPROVE BOTH R-FACTORS. REMARK 4 REMARK 4 1EFQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-FEB-00. REMARK 100 THE DEPOSITION ID IS D_1000010532. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-FEB-98 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 : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0332 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CUSTOM-MADE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15317 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 200 DATA REDUNDANCY : 16.00 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 16.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.64 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.20400 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: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG MONOMETHYLETHER 550, 0.01 M REMARK 280 ZINC SULFATE, 0.1 M MES PH 6.5, 0.001M URANYL ACETATE, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 24.05000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 24.05000 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 24.05000 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: NATIVE LEN IS A HOMO-DIMER, WHEREAS THE REMARK 300 Q38D MUTANT REPORTED IN THIS ENTRY REMARK 300 APPEARS TO BE A MONOMER IN THE CRYSTAL. REMARK 300 IN SOLUTION, THE ASSOCIATION CONSTANT OF REMARK 300 Q38D IS 66 TIMES LOWER THAN THE NATIVE LEN. 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 400 REMARK 400 COMPOUND REMARK 400 NATIVE LEN IS A HOMO-DIMER, WHEREAS THE Q38D MUTANT REMARK 400 REPORTED IN THIS ENTRY APPEARS TO BE A MONOMER IN THE REMARK 400 CRYSTAL. IN SOLUTION, THE ASSOCIATION CONSTANT OF REMARK 400 Q38D IS 66 TIMES LOWER THAN THE NATIVE LEN. 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 ARG A 108 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 ASP A 9 CG OD1 OD2 REMARK 470 SER A 10 OG REMARK 470 VAL A 13 CG1 CG2 REMARK 470 ARG A 18 CG CD NE CZ NH1 NH2 REMARK 470 THR A 20 OG1 CG2 REMARK 470 SER A 56 OG REMARK 470 LEU A 78 CG CD1 CD2 REMARK 470 ILE A 106 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 51 -28.25 67.97 REMARK 500 ASP A 60 0.32 -65.84 REMARK 500 SER A 77 82.57 61.36 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 200 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 1 N REMARK 620 2 ASP A 1 OD1 90.0 REMARK 620 3 GLU A 55 OE1 126.4 87.6 REMARK 620 4 GLU A 55 OE2 93.9 135.6 55.2 REMARK 620 5 ASP A 60 OD2 121.6 107.5 110.1 107.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IUM A 199 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 200 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EEU RELATED DB: PDB REMARK 900 EFFECT OF ASPARTIC ACID IN BETA-SHEET REGIONS ON PROTEIN STABILITY REMARK 900 RELATED ID: 1LVE RELATED DB: PDB REMARK 900 NATIVE LEN IN ORTHORHOMBIC CRYSTAL FORM REMARK 900 RELATED ID: 2LVE RELATED DB: PDB REMARK 900 RECOMBINANT LEN IN HEXAGONAL CRYSTAL FORM DBREF 1EFQ A 1 108 UNP P01625 KV4A_HUMAN 1 114 SEQADV 1EFQ ASP A 38 UNP P01625 GLN 44 ENGINEERED MUTATION SEQRES 1 A 114 ASP ILE VAL MET THR GLN SER PRO ASP SER LEU ALA VAL SEQRES 2 A 114 SER LEU GLY GLU ARG ALA THR ILE ASN CYS LYS SER SER SEQRES 3 A 114 GLN SER VAL LEU TYR SER SER ASN SER LYS ASN TYR LEU SEQRES 4 A 114 ALA TRP TYR GLN ASP LYS PRO GLY GLN PRO PRO LYS LEU SEQRES 5 A 114 LEU ILE TYR TRP ALA SER THR ARG GLU SER GLY VAL PRO SEQRES 6 A 114 ASP ARG PHE SER GLY SER GLY SER GLY THR ASP PHE THR SEQRES 7 A 114 LEU THR ILE SER SER LEU GLN ALA GLU ASP VAL ALA VAL SEQRES 8 A 114 TYR TYR CYS GLN GLN TYR TYR SER THR PRO TYR SER PHE SEQRES 9 A 114 GLY GLN GLY THR LYS LEU GLU ILE LYS ARG HET IUM A 199 3 HET ZN A 200 1 HETNAM IUM URANYL (VI) ION HETNAM ZN ZINC ION FORMUL 2 IUM O2 U 2+ FORMUL 3 ZN ZN 2+ FORMUL 4 HOH *101(H2 O) HELIX 1 1 GLN A 79 VAL A 83 5 5 SHEET 1 A 4 MET A 4 SER A 7 0 SHEET 2 A 4 ALA A 19 SER A 25 -1 N ASN A 22 O SER A 7 SHEET 3 A 4 ASP A 70 ILE A 75 -1 N PHE A 71 O CYS A 23 SHEET 4 A 4 PHE A 62 SER A 67 -1 O SER A 63 N THR A 74 SHEET 1 B 5 THR A 53 ARG A 54 0 SHEET 2 B 5 LYS A 45 TYR A 49 -1 N TYR A 49 O THR A 53 SHEET 3 B 5 LEU A 33 ASP A 38 -1 O TRP A 35 N LEU A 47 SHEET 4 B 5 ALA A 84 GLN A 90 -1 O VAL A 85 N ASP A 38 SHEET 5 B 5 SER A 97 PHE A 98 -1 O SER A 97 N GLN A 90 SHEET 1 C 6 THR A 53 ARG A 54 0 SHEET 2 C 6 LYS A 45 TYR A 49 -1 N TYR A 49 O THR A 53 SHEET 3 C 6 LEU A 33 ASP A 38 -1 O TRP A 35 N LEU A 47 SHEET 4 C 6 ALA A 84 GLN A 90 -1 O VAL A 85 N ASP A 38 SHEET 5 C 6 THR A 102 ILE A 106 -1 O THR A 102 N TYR A 86 SHEET 6 C 6 SER A 10 VAL A 13 1 O LEU A 11 N GLU A 105 SSBOND 1 CYS A 23 CYS A 88 1555 1555 2.03 LINK N ASP A 1 ZN ZN A 200 6654 1555 2.24 LINK OD1 ASP A 1 ZN ZN A 200 6654 1555 2.07 LINK OE1 GLU A 55 ZN ZN A 200 3665 1555 2.09 LINK OE2 GLU A 55 ZN ZN A 200 3665 1555 2.56 LINK OD2 ASP A 60 ZN ZN A 200 1555 1555 2.07 CISPEP 1 SER A 7 PRO A 8 0 -0.44 CISPEP 2 THR A 94 PRO A 95 0 -0.16 SITE 1 AC1 8 TYR A 27D ASP A 38 LYS A 39 GLY A 41 SITE 2 AC1 8 GLN A 42 PRO A 44 HOH A 224 HOH A 265 SITE 1 AC2 4 ASP A 1 GLU A 55 ASP A 60 HOH A 240 CRYST1 65.800 65.800 48.100 90.00 90.00 120.00 P 63 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 0.015198 0.008774 0.000000 0.00000 SCALE2 0.000000 0.017549 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020790 0.00000