HEADER LYASE 20-APR-12 4ERI TITLE EVIDENCE FOR A DUAL ROLE OF AN ACTIVE SITE HISTIDINE IN ALPHA-AMINO- TITLE 2 BETA-CARBOXYMUCONATE-EPSILON-SEMIALDEHYDE DECARBOXYLASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 2-AMINO-3-CARBOXYMUCONATE 6-SEMIALDEHYDE DECARBOXYLASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS FLUORESCENS; SOURCE 3 ORGANISM_TAXID: 294; SOURCE 4 STRAIN: KU-7; SOURCE 5 GENE: NBAD; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET16BB KEYWDS TIM BARREL, DECARBOXYLASE, METAL-BINDING, ZN, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR L.HUO,A.J.FIELDING,Y.CHEN,T.LI,H.IWAKI,J.P.HOSLER,L.CHEN,Y.HASEGAWA, AUTHOR 2 L.QUE JR.,A.LIU REVDAT 3 13-SEP-23 4ERI 1 REMARK SEQADV LINK REVDAT 2 15-NOV-17 4ERI 1 REMARK REVDAT 1 22-AUG-12 4ERI 0 JRNL AUTH L.HUO,A.J.FIELDING,Y.CHEN,T.LI,H.IWAKI,J.P.HOSLER,L.CHEN, JRNL AUTH 2 Y.HASEGAWA,L.QUE,A.LIU JRNL TITL EVIDENCE FOR A DUAL ROLE OF AN ACTIVE SITE HISTIDINE IN JRNL TITL 2 ALPHA-AMINO-BETA-CARBOXYMUCONATE-EPSILON-SEMIALDEHYDE JRNL TITL 3 DECARBOXYLASE JRNL REF BIOCHEMISTRY V. 51 5811 2012 JRNL REFN ISSN 0006-2960 JRNL PMID 22746257 JRNL DOI 10.1021/BI300635B REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.76 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 3 NUMBER OF REFLECTIONS : 41012 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.207 REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 2073 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 30.7611 - 4.9276 0.97 2853 153 0.1843 0.2293 REMARK 3 2 4.9276 - 3.9137 1.00 2865 142 0.1690 0.2004 REMARK 3 3 3.9137 - 3.4197 1.00 2812 137 0.1871 0.2207 REMARK 3 4 3.4197 - 3.1074 1.00 2797 169 0.2122 0.2754 REMARK 3 5 3.1074 - 2.8848 1.00 2807 155 0.2264 0.2527 REMARK 3 6 2.8848 - 2.7149 1.00 2776 153 0.2255 0.3119 REMARK 3 7 2.7149 - 2.5790 0.99 2818 129 0.2225 0.2985 REMARK 3 8 2.5790 - 2.4668 1.00 2788 146 0.2377 0.2972 REMARK 3 9 2.4668 - 2.3718 0.99 2759 151 0.2332 0.3232 REMARK 3 10 2.3718 - 2.2900 0.97 2675 159 0.2204 0.2835 REMARK 3 11 2.2900 - 2.2184 0.93 2600 124 0.2360 0.2752 REMARK 3 12 2.2184 - 2.1550 0.88 2454 130 0.2387 0.3188 REMARK 3 13 2.1550 - 2.0983 0.83 2311 129 0.2394 0.2885 REMARK 3 14 2.0983 - 2.0471 0.75 2089 91 0.2467 0.2593 REMARK 3 15 2.0471 - 2.0006 0.56 1535 105 0.2592 0.4035 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.20 REMARK 3 SHRINKAGE RADIUS : 0.98 REMARK 3 K_SOL : 0.34 REMARK 3 B_SOL : 40.20 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.260 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.510 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) : -8.69900 REMARK 3 B22 (A**2) : 12.60840 REMARK 3 B33 (A**2) : -3.90940 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 1.33610 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 : 0.008 5328 REMARK 3 ANGLE : 1.098 7219 REMARK 3 CHIRALITY : 0.078 765 REMARK 3 PLANARITY : 0.005 950 REMARK 3 DIHEDRAL : 15.205 1952 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 4ERI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-APR-12. REMARK 100 THE DEPOSITION ID IS D_1000071979. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-MAR-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.75 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41070 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.7 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 51.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 54.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.22800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.020 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: PDB ENTRY 2HBV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.39 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M MGCL2, 0.1 M TRIS, 15% PEG 5000, REMARK 280 PH 8.75, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -X+1/2,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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 76.91800 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.28050 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 76.91800 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.28050 REMARK 290 SMTRY3 4 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: 4950 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24520 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 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 586 LIES ON A SPECIAL POSITION. 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 1 REMARK 465 LYS A 2 REMARK 465 VAL A 334 REMARK 465 MET B 1 REMARK 465 LYS B 2 REMARK 465 LYS B 3 REMARK 465 VAL B 334 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 OD1 ASP A 25 N HIS A 28 1.88 REMARK 500 OH TYR A 228 O HOH A 643 2.10 REMARK 500 O HOH A 596 O HOH A 643 2.11 REMARK 500 O HOH A 643 O HOH A 647 2.11 REMARK 500 OD1 ASP A 294 O HOH A 643 2.13 REMARK 500 OD1 ASP B 294 O HOH B 546 2.16 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 ASP A 25 115.22 -167.79 REMARK 500 SER A 35 -163.67 -68.90 REMARK 500 ASN A 111 88.46 -161.17 REMARK 500 SER A 323 -49.16 -152.95 REMARK 500 ILE B 16 -137.29 -94.09 REMARK 500 ASP B 25 128.03 -173.54 REMARK 500 ASN B 27 47.28 -141.64 REMARK 500 HIS B 28 -12.12 -163.84 REMARK 500 MET B 45 -75.21 -122.35 REMARK 500 ASP B 59 87.25 67.42 REMARK 500 ASN B 111 79.52 -168.47 REMARK 500 LEU B 150 53.06 -164.42 REMARK 500 LEU B 155 44.88 -88.40 REMARK 500 MET B 182 -49.12 -168.53 REMARK 500 VAL B 196 -57.74 -125.68 REMARK 500 SER B 323 -54.62 -146.82 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 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 9 NE2 REMARK 620 2 HIS A 11 NE2 97.2 REMARK 620 3 HIS A 177 NE2 99.6 96.6 REMARK 620 4 TYR A 228 OH 96.0 165.6 86.6 REMARK 620 5 ASP A 294 OD2 91.1 92.4 165.1 81.8 REMARK 620 6 HOH A 596 O 171.8 85.6 87.7 80.5 81.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 9 NE2 REMARK 620 2 HIS B 11 NE2 93.7 REMARK 620 3 HIS B 177 NE2 91.4 81.3 REMARK 620 4 TYR B 228 OH 103.8 161.8 93.4 REMARK 620 5 ASP B 294 OD2 99.9 104.0 167.1 77.9 REMARK 620 6 HOH B 545 O 176.5 84.9 91.6 77.8 77.3 REMARK 620 N 1 2 3 4 5 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4EPK RELATED DB: PDB REMARK 900 RELATED ID: 4ERA RELATED DB: PDB REMARK 900 RELATED ID: 4ERG RELATED DB: PDB DBREF 4ERI A 1 334 UNP Q83V25 Q83V25_PSEFL 1 334 DBREF 4ERI B 1 334 UNP Q83V25 Q83V25_PSEFL 1 334 SEQADV 4ERI TYR A 228 UNP Q83V25 HIS 228 ENGINEERED MUTATION SEQADV 4ERI TYR B 228 UNP Q83V25 HIS 228 ENGINEERED MUTATION SEQRES 1 A 334 MET LYS LYS PRO ARG ILE ASP MET HIS SER HIS PHE PHE SEQRES 2 A 334 PRO ARG ILE SER GLU GLN GLU ALA ALA LYS PHE ASP ALA SEQRES 3 A 334 ASN HIS ALA PRO TRP LEU GLN VAL SER ALA LYS GLY ASP SEQRES 4 A 334 THR GLY SER ILE MET MET GLY LYS ASN ASN PHE ARG PRO SEQRES 5 A 334 VAL TYR GLN ALA LEU TRP ASP PRO ALA PHE ARG ILE GLU SEQRES 6 A 334 GLU MET ASP ALA GLN GLY VAL ASP VAL GLN VAL THR CYS SEQRES 7 A 334 ALA THR PRO VAL MET PHE GLY TYR THR TRP GLU ALA ASN SEQRES 8 A 334 LYS ALA ALA GLN TRP ALA GLU ARG MET ASN ASP PHE ALA SEQRES 9 A 334 LEU GLU PHE ALA ALA HIS ASN PRO GLN ARG ILE LYS VAL SEQRES 10 A 334 LEU ALA GLN VAL PRO LEU GLN ASP LEU ASP LEU ALA CYS SEQRES 11 A 334 LYS GLU ALA SER ARG ALA VAL ALA ALA GLY HIS LEU GLY SEQRES 12 A 334 ILE GLN ILE GLY ASN HIS LEU GLY ASP LYS ASP LEU ASP SEQRES 13 A 334 ASP ALA THR LEU GLU ALA PHE LEU THR HIS CYS ALA ASN SEQRES 14 A 334 GLU ASP ILE PRO ILE LEU VAL HIS PRO TRP ASP MET MET SEQRES 15 A 334 GLY GLY GLN ARG MET LYS LYS TRP MET LEU PRO TRP LEU SEQRES 16 A 334 VAL ALA MET PRO ALA GLU THR GLN LEU ALA ILE LEU SER SEQRES 17 A 334 LEU ILE LEU SER GLY ALA PHE GLU ARG ILE PRO LYS SER SEQRES 18 A 334 LEU LYS ILE CYS PHE GLY TYR GLY GLY GLY SER PHE ALA SEQRES 19 A 334 PHE LEU LEU GLY ARG VAL ASP ASN ALA TRP ARG HIS ARG SEQRES 20 A 334 ASP ILE VAL ARG GLU ASP CYS PRO ARG PRO PRO SER GLU SEQRES 21 A 334 TYR VAL ASP ARG PHE PHE VAL ASP SER ALA VAL PHE ASN SEQRES 22 A 334 PRO GLY ALA LEU GLU LEU LEU VAL SER VAL MET GLY GLU SEQRES 23 A 334 ASP ARG VAL MET LEU GLY SER ASP TYR PRO PHE PRO LEU SEQRES 24 A 334 GLY GLU GLN LYS ILE GLY GLY LEU VAL LEU SER SER ASN SEQRES 25 A 334 LEU GLY GLU SER ALA LYS ASP LYS ILE ILE SER GLY ASN SEQRES 26 A 334 ALA SER LYS PHE PHE ASN ILE ASN VAL SEQRES 1 B 334 MET LYS LYS PRO ARG ILE ASP MET HIS SER HIS PHE PHE SEQRES 2 B 334 PRO ARG ILE SER GLU GLN GLU ALA ALA LYS PHE ASP ALA SEQRES 3 B 334 ASN HIS ALA PRO TRP LEU GLN VAL SER ALA LYS GLY ASP SEQRES 4 B 334 THR GLY SER ILE MET MET GLY LYS ASN ASN PHE ARG PRO SEQRES 5 B 334 VAL TYR GLN ALA LEU TRP ASP PRO ALA PHE ARG ILE GLU SEQRES 6 B 334 GLU MET ASP ALA GLN GLY VAL ASP VAL GLN VAL THR CYS SEQRES 7 B 334 ALA THR PRO VAL MET PHE GLY TYR THR TRP GLU ALA ASN SEQRES 8 B 334 LYS ALA ALA GLN TRP ALA GLU ARG MET ASN ASP PHE ALA SEQRES 9 B 334 LEU GLU PHE ALA ALA HIS ASN PRO GLN ARG ILE LYS VAL SEQRES 10 B 334 LEU ALA GLN VAL PRO LEU GLN ASP LEU ASP LEU ALA CYS SEQRES 11 B 334 LYS GLU ALA SER ARG ALA VAL ALA ALA GLY HIS LEU GLY SEQRES 12 B 334 ILE GLN ILE GLY ASN HIS LEU GLY ASP LYS ASP LEU ASP SEQRES 13 B 334 ASP ALA THR LEU GLU ALA PHE LEU THR HIS CYS ALA ASN SEQRES 14 B 334 GLU ASP ILE PRO ILE LEU VAL HIS PRO TRP ASP MET MET SEQRES 15 B 334 GLY GLY GLN ARG MET LYS LYS TRP MET LEU PRO TRP LEU SEQRES 16 B 334 VAL ALA MET PRO ALA GLU THR GLN LEU ALA ILE LEU SER SEQRES 17 B 334 LEU ILE LEU SER GLY ALA PHE GLU ARG ILE PRO LYS SER SEQRES 18 B 334 LEU LYS ILE CYS PHE GLY TYR GLY GLY GLY SER PHE ALA SEQRES 19 B 334 PHE LEU LEU GLY ARG VAL ASP ASN ALA TRP ARG HIS ARG SEQRES 20 B 334 ASP ILE VAL ARG GLU ASP CYS PRO ARG PRO PRO SER GLU SEQRES 21 B 334 TYR VAL ASP ARG PHE PHE VAL ASP SER ALA VAL PHE ASN SEQRES 22 B 334 PRO GLY ALA LEU GLU LEU LEU VAL SER VAL MET GLY GLU SEQRES 23 B 334 ASP ARG VAL MET LEU GLY SER ASP TYR PRO PHE PRO LEU SEQRES 24 B 334 GLY GLU GLN LYS ILE GLY GLY LEU VAL LEU SER SER ASN SEQRES 25 B 334 LEU GLY GLU SER ALA LYS ASP LYS ILE ILE SER GLY ASN SEQRES 26 B 334 ALA SER LYS PHE PHE ASN ILE ASN VAL HET ZN A 401 1 HET MG A 402 1 HET ZN B 401 1 HETNAM ZN ZINC ION HETNAM MG MAGNESIUM ION FORMUL 3 ZN 2(ZN 2+) FORMUL 4 MG MG 2+ FORMUL 6 HOH *209(H2 O) HELIX 1 1 SER A 17 LYS A 23 1 7 HELIX 2 2 ALA A 56 TRP A 58 5 3 HELIX 3 3 ASP A 59 GLN A 70 1 12 HELIX 4 4 PRO A 81 PHE A 84 5 4 HELIX 5 5 GLU A 89 ALA A 109 1 21 HELIX 6 6 ASP A 125 ALA A 139 1 15 HELIX 7 7 ASP A 157 ASP A 171 1 15 HELIX 8 8 LYS A 188 TRP A 190 5 3 HELIX 9 9 MET A 191 VAL A 196 1 6 HELIX 10 10 VAL A 196 SER A 212 1 17 HELIX 11 11 GLY A 213 ILE A 218 1 6 HELIX 12 12 TYR A 228 GLY A 231 5 4 HELIX 13 13 SER A 232 ARG A 247 1 16 HELIX 14 14 ARG A 247 GLU A 252 1 6 HELIX 15 15 PRO A 257 PHE A 265 5 9 HELIX 16 16 ASN A 273 GLY A 285 1 13 HELIX 17 17 GLY A 305 SER A 311 1 7 HELIX 18 18 GLY A 314 SER A 323 1 10 HELIX 19 19 SER A 323 PHE A 330 1 8 HELIX 20 20 SER B 17 ASP B 25 1 9 HELIX 21 21 TYR B 54 TRP B 58 5 5 HELIX 22 22 ASP B 59 GLN B 70 1 12 HELIX 23 23 PRO B 81 PHE B 84 5 4 HELIX 24 24 GLU B 89 HIS B 110 1 22 HELIX 25 25 ASP B 125 ALA B 139 1 15 HELIX 26 26 ASP B 157 GLU B 170 1 14 HELIX 27 27 MET B 191 VAL B 196 1 6 HELIX 28 28 VAL B 196 SER B 212 1 17 HELIX 29 29 GLY B 213 ARG B 217 5 5 HELIX 30 30 TYR B 228 GLY B 231 5 4 HELIX 31 31 SER B 232 ARG B 247 1 16 HELIX 32 32 ARG B 247 GLU B 252 1 6 HELIX 33 33 PRO B 257 PHE B 265 5 9 HELIX 34 34 ASN B 273 GLY B 285 1 13 HELIX 35 35 GLY B 305 SER B 311 1 7 HELIX 36 36 GLY B 314 SER B 323 1 10 HELIX 37 37 SER B 323 ASN B 331 1 9 SHEET 1 A 3 ILE A 6 ASP A 7 0 SHEET 2 A 3 VAL A 74 ALA A 79 1 O VAL A 76 N ASP A 7 SHEET 3 A 3 HIS A 11 PHE A 12 1 N PHE A 12 O CYS A 78 SHEET 1 B 3 ILE A 6 ASP A 7 0 SHEET 2 B 3 VAL A 74 ALA A 79 1 O VAL A 76 N ASP A 7 SHEET 3 B 3 ILE A 115 VAL A 117 1 O LYS A 116 N THR A 77 SHEET 1 C 3 PRO A 30 VAL A 34 0 SHEET 2 C 3 THR A 40 MET A 45 -1 O MET A 44 N TRP A 31 SHEET 3 C 3 ASN A 48 TYR A 54 -1 O ASN A 48 N MET A 45 SHEET 1 D 5 ILE A 144 GLY A 147 0 SHEET 2 D 5 ILE A 174 HIS A 177 1 O HIS A 177 N ILE A 146 SHEET 3 D 5 ILE A 224 PHE A 226 1 O CYS A 225 N VAL A 176 SHEET 4 D 5 PHE A 266 ASP A 268 1 O PHE A 266 N ILE A 224 SHEET 5 D 5 VAL A 289 MET A 290 1 O MET A 290 N VAL A 267 SHEET 1 E 2 HIS A 149 LEU A 150 0 SHEET 2 E 2 LYS A 153 ASP A 154 -1 O LYS A 153 N LEU A 150 SHEET 1 F 8 ILE B 6 PHE B 12 0 SHEET 2 F 8 VAL B 74 ALA B 79 1 O VAL B 76 N ASP B 7 SHEET 3 F 8 ILE B 115 GLN B 120 1 O LYS B 116 N THR B 77 SHEET 4 F 8 GLY B 143 GLY B 147 1 O GLY B 143 N ALA B 119 SHEET 5 F 8 ILE B 174 HIS B 177 1 O LEU B 175 N ILE B 144 SHEET 6 F 8 ILE B 224 PHE B 226 1 O CYS B 225 N VAL B 176 SHEET 7 F 8 PHE B 266 ASP B 268 1 O PHE B 266 N ILE B 224 SHEET 8 F 8 VAL B 289 MET B 290 1 O MET B 290 N VAL B 267 SHEET 1 G 3 TRP B 31 LEU B 32 0 SHEET 2 G 3 GLY B 41 MET B 44 -1 O MET B 44 N TRP B 31 SHEET 3 G 3 ASN B 49 VAL B 53 -1 O ARG B 51 N ILE B 43 LINK NE2 HIS A 9 ZN ZN A 401 1555 1555 2.28 LINK NE2 HIS A 11 ZN ZN A 401 1555 1555 2.19 LINK NE2 HIS A 177 ZN ZN A 401 1555 1555 2.34 LINK OH TYR A 228 ZN ZN A 401 1555 1555 2.41 LINK OD2 ASP A 294 ZN ZN A 401 1555 1555 2.36 LINK ZN ZN A 401 O HOH A 596 1555 1555 2.44 LINK MG MG A 402 O HOH A 593 1555 1555 2.89 LINK NE2 HIS B 9 ZN ZN B 401 1555 1555 2.32 LINK NE2 HIS B 11 ZN ZN B 401 1555 1555 2.40 LINK NE2 HIS B 177 ZN ZN B 401 1555 1555 2.30 LINK OH TYR B 228 ZN ZN B 401 1555 1555 2.44 LINK OD2 ASP B 294 ZN ZN B 401 1555 1555 2.26 LINK ZN ZN B 401 O HOH B 545 1555 1555 2.38 CISPEP 1 TYR A 295 PRO A 296 0 1.84 CISPEP 2 TYR B 295 PRO B 296 0 1.07 SITE 1 AC1 6 HIS A 9 HIS A 11 HIS A 177 TYR A 228 SITE 2 AC1 6 ASP A 294 HOH A 596 SITE 1 AC2 3 ASP A 152 HOH A 574 HOH A 593 SITE 1 AC3 6 HIS B 9 HIS B 11 HIS B 177 TYR B 228 SITE 2 AC3 6 ASP B 294 HOH B 545 CRYST1 153.836 48.561 110.201 90.00 126.89 90.00 C 1 2 1 8 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 0.006500 0.000000 0.004880 0.00000 SCALE2 0.000000 0.020593 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011346 0.00000