1AKL - Header Asymmetric Unit

HEADER HYDROLASE (METALLOPROTEINASE) 16-SEP-95 1AKL

TITLE ALKALINE PROTEASE FROM PSEUDOMONAS AERUGINOSA IFO3080

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALKALINE PROTEASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.24.40

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 STRAIN: IFO3080

KEYWDS HYDROLASE (METALLOPROTEINASE)

EXPDTA X-RAY DIFFRACTION

AUTHOR H.MIYATAKE,Y.HATA,T.FUJII,K.HAMADA,K.MORIHARA,Y.KATSUBE

REVDAT 4 12-MAR-14 1AKL 1 REMARK REVDAT 3 24-FEB-09 1AKL 1 VERSN REVDAT 2 01-APR-03 1AKL 1 JRNL REVDAT 1 08-MAR-96 1AKL 0

JRNL AUTH H.MIYATAKE,Y.HATA,T.FUJII,K.HAMADA,K.MORIHARA,Y.KATSUBE JRNL TITL CRYSTAL STRUCTURE OF THE UNLIGANDED ALKALINE PROTEASE FROM JRNL TITL 2 PSEUDOMONAS AERUGINOSA IFO3080 AND ITS CONFORMATIONAL JRNL TITL 3 CHANGES ON LIGAND BINDING. JRNL REF J.BIOCHEM.(TOKYO) V. 118 474 1995 JRNL REFN ISSN 0021-924X JRNL PMID 8690704

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.MIYATAKE,Y.HATA,T.FUJII,K.MORIHARA,Y.KATSUBE REMARK 1 TITL CRYSTAL STRUCTURE DETERMINATION OF ALKALINE PROTEASE FROM REMARK 1 TITL 2 PSEUDOMONAS AERUGINOSA STRAIN PAO1 REMARK 1 REF PHOTON FACTORY ACTIVITY V. 11 108 1993 REMARK 1 REF 2 REPORT REMARK 1 REFN ISSN 0912-1803

REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 75.1 REMARK 3 NUMBER OF REFLECTIONS : 33698 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3505 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 331 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.12 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) : 0.30 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.595 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.120 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.201 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: NULL

REMARK 4 REMARK 4 1AKL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAY-93 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : WEIS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 44289 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 9356.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.05800 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 65.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 38.58000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 25.56000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 88.34500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 25.56000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 38.58000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 88.34500 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: 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 ASN A 66 -169.89 -113.01 REMARK 500 PRO A 140 20.69 -74.70 REMARK 500 ASP A 189 103.55 77.27 REMARK 500 TYR A 190 -47.78 -170.59 REMARK 500 ALA A 192 -152.16 -158.29 REMARK 500 GLU A 206 20.27 -79.84 REMARK 500 ARG A 209 6.03 -66.47 REMARK 500 LYS A 308 -3.70 76.26 REMARK 500 ASN A 343 -162.91 -111.09 REMARK 500 SER A 384 60.97 -159.06 REMARK 500 ARG A 393 5.19 -64.29 REMARK 500 ASP A 394 45.81 -166.92 REMARK 500 GLN A 399 -52.39 -140.86 REMARK 500 TYR A 434 108.96 179.08 REMARK 500 LYS A 439 32.11 71.59 REMARK 500 ASP A 450 30.61 -90.88 REMARK 500 ALA A 451 19.11 57.65 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 A1170 DISTANCE = 5.11 ANGSTROMS REMARK 525 HOH A1258 DISTANCE = 5.69 ANGSTROMS

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 500 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 176 NE2 REMARK 620 2 HIS A 180 NE2 99.6 REMARK 620 3 HIS A 186 NE2 104.0 95.0 REMARK 620 4 HOH A1061 O 118.5 114.3 121.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 287 O REMARK 620 2 ASP A 290 OD1 99.6 REMARK 620 3 ARG A 253 O 85.1 170.5 REMARK 620 4 GLY A 255 O 84.2 90.6 98.2 REMARK 620 5 THR A 257 OG1 163.2 82.1 95.8 79.0 REMARK 620 6 ASP A 285 OD1 65.6 93.4 80.9 149.8 131.2 REMARK 620 7 ASP A 285 OD2 115.8 80.4 90.0 159.1 81.1 50.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 502 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 290 OD2 REMARK 620 2 THR A 327 O 99.4 REMARK 620 3 GLU A 329 OE1 86.9 84.0 REMARK 620 4 GLU A 329 OE2 137.0 85.3 50.9 REMARK 620 5 HOH A1028 O 72.8 79.3 151.0 148.7 REMARK 620 6 HOH A1252 O 142.7 97.0 128.2 77.5 77.6 REMARK 620 7 GLY A 288 O 75.1 165.9 82.8 90.1 110.6 95.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 503 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 351 O REMARK 620 2 ALA A 353 O 89.8 REMARK 620 3 ASP A 356 OD1 83.5 97.5 REMARK 620 4 ASP A 338 OD2 90.6 176.0 86.6 REMARK 620 5 GLY A 336 O 171.1 93.2 87.8 87.0 REMARK 620 6 GLY A 334 O 91.8 93.7 167.8 82.2 96.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 504 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 374 OD2 REMARK 620 2 GLY A 354 O 113.3 REMARK 620 3 ASP A 356 OD2 111.8 80.1 REMARK 620 4 ALA A 371 O 81.3 83.5 162.2 REMARK 620 5 ASP A 374 OD1 44.9 76.7 81.1 102.1 REMARK 620 6 GLY A 369 O 61.1 166.7 90.7 106.6 92.5 REMARK 620 7 GLY A 352 O 141.0 104.8 82.1 95.3 162.6 83.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 505 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 374 OD2 REMARK 620 2 GLN A 399 OE1 144.4 REMARK 620 3 ASP A 400 OD1 92.8 77.3 REMARK 620 4 GLY A 370 O 68.2 124.3 158.2 REMARK 620 5 HOH A1160 O 74.9 135.9 83.4 81.5 REMARK 620 6 GLY A 372 O 74.0 71.4 86.5 97.8 146.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 506 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 365 OD1 REMARK 620 2 VAL A 345 O 84.9 REMARK 620 3 ASN A 343 O 171.3 91.4 REMARK 620 4 ASN A 347 OD1 82.7 80.7 89.0 REMARK 620 5 GLY A 360 O 87.8 170.7 95.0 92.7 REMARK 620 6 LEU A 362 O 93.2 88.8 94.6 168.9 97.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 507 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 363 O REMARK 620 2 ASP A 365 OD2 83.3 REMARK 620 3 GLU A 383 O 100.4 174.0 REMARK 620 4 ASP A 390 OD1 84.6 79.1 96.5 REMARK 620 5 HOH A1313 O 160.3 77.3 98.7 88.7 REMARK 620 6 GLY A 361 O 104.8 89.6 93.9 164.5 78.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 508 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 448 OG REMARK 620 2 ASP A 450 OD1 89.9 REMARK 620 3 ASP A 450 OD2 60.6 40.4 REMARK 620 4 HIS A 452 O 146.9 90.7 130.7 REMARK 620 5 ASP A 454 OD1 85.9 161.6 144.8 83.2 REMARK 620 6 ASP A 454 OD2 78.7 148.1 110.0 115.0 47.9 REMARK 620 7 ASP A 446 OD1 80.7 95.0 113.9 66.2 66.7 112.1 REMARK 620 N 1 2 3 4 5 6

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE ZINC ION AT THE BOTTOM OF CATALYTIC CLEFT REMARK 800 HAS FIVE LIGANDS REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 506 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 507 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 508

DBREF 1AKL A 1 470 UNP Q03023 APRA_PSEAE 10 479

SEQRES 1 A 470 GLY ARG SER ASP ALA TYR THR GLN VAL ASP ASN PHE LEU SEQRES 2 A 470 HIS ALA TYR ALA ARG GLY GLY ASP GLU LEU VAL ASN GLY SEQRES 3 A 470 HIS PRO SER TYR THR VAL ASP GLN ALA ALA GLU GLN ILE SEQRES 4 A 470 LEU ARG GLU GLN ALA SER TRP GLN LYS ALA PRO GLY ASP SEQRES 5 A 470 SER VAL LEU THR LEU SER TYR SER PHE LEU THR LYS PRO SEQRES 6 A 470 ASN ASP PHE PHE ASN THR PRO TRP LYS TYR VAL SER ASP SEQRES 7 A 470 ILE TYR SER LEU GLY LYS PHE SER ALA PHE SER ALA GLN SEQRES 8 A 470 GLN GLN ALA GLN ALA LYS LEU SER LEU GLN SER TRP SER SEQRES 9 A 470 ASP VAL THR ASN ILE HIS PHE VAL ASP ALA GLY GLN GLY SEQRES 10 A 470 ASP GLN GLY ASP LEU THR PHE GLY ASN PHE SER SER SER SEQRES 11 A 470 VAL GLY GLY ALA ALA PHE ALA PHE LEU PRO ASP VAL PRO SEQRES 12 A 470 ASP ALA LEU LYS GLY GLN SER TRP TYR LEU ILE ASN SER SEQRES 13 A 470 SER TYR SER ALA ASN VAL ASN PRO ALA ASN GLY ASN TYR SEQRES 14 A 470 GLY ARG GLN THR LEU THR HIS GLU ILE GLY HIS THR LEU SEQRES 15 A 470 GLY LEU SER HIS PRO GLY ASP TYR ASN ALA GLY GLU GLY SEQRES 16 A 470 ASP PRO THR TYR ALA ASP ALA THR TYR ALA GLU ASP THR SEQRES 17 A 470 ARG ALA TYR SER VAL MET SER TYR TRP GLU GLU GLN ASN SEQRES 18 A 470 THR GLY GLN ASP PHE LYS GLY ALA TYR SER SER ALA PRO SEQRES 19 A 470 LEU LEU ASP ASP ILE ALA ALA ILE GLN LYS LEU TYR GLY SEQRES 20 A 470 ALA ASN LEU THR THR ARG THR GLY ASP THR VAL TYR GLY SEQRES 21 A 470 PHE ASN SER ASN THR GLU ARG ASP PHE TYR SER ALA THR SEQRES 22 A 470 SER SER SER SER LYS LEU VAL PHE SER VAL TRP ASP ALA SEQRES 23 A 470 GLY GLY ASN ASP THR LEU ASP PHE SER GLY PHE SER GLN SEQRES 24 A 470 ASN GLN LYS ILE ASN LEU ASN GLU LYS ALA LEU SER ASP SEQRES 25 A 470 VAL GLY GLY LEU LYS GLY ASN VAL SER ILE ALA ALA GLY SEQRES 26 A 470 VAL THR VAL GLU ASN ALA ILE GLY GLY SER GLY SER ASP SEQRES 27 A 470 LEU LEU ILE GLY ASN ASP VAL ALA ASN VAL LEU LYS GLY SEQRES 28 A 470 GLY ALA GLY ASN ASP ILE LEU TYR GLY GLY LEU GLY ALA SEQRES 29 A 470 ASP GLN LEU TRP GLY GLY ALA GLY ALA ASP THR PHE VAL SEQRES 30 A 470 TYR GLY ASP ILE ALA GLU SER SER ALA ALA ALA PRO ASP SEQRES 31 A 470 THR LEU ARG ASP PHE VAL SER GLY GLN ASP LYS ILE ASP SEQRES 32 A 470 LEU SER GLY LEU ASP ALA PHE VAL ASN GLY GLY LEU VAL SEQRES 33 A 470 LEU GLN TYR VAL ASP ALA PHE ALA GLY LYS ALA GLY GLN SEQRES 34 A 470 ALA ILE LEU SER TYR ASP ALA ALA SER LYS ALA GLY SER SEQRES 35 A 470 LEU ALA ILE ASP PHE SER GLY ASP ALA HIS ALA ASP PHE SEQRES 36 A 470 ALA ILE ASN LEU ILE GLY GLN ALA THR GLN ALA ASP ILE SEQRES 37 A 470 VAL VAL

HET ZN A 500 1 HET CA A 501 1 HET CA A 502 1 HET CA A 503 1 HET CA A 504 1 HET CA A 505 1 HET CA A 506 1 HET CA A 507 1 HET CA A 508 1

HETNAM ZN ZINC ION HETNAM CA CALCIUM ION

FORMUL 2 ZN ZN 2+ FORMUL 3 CA 8(CA 2+) FORMUL 11 HOH *331(H2 O)

HELIX 1 1 ASP A 4 HIS A 14 1 11 HELIX 2 2 VAL A 32 ILE A 39 1 8 HELIX 3 3 ASP A 67 ASN A 70 1 4 HELIX 4 4 PRO A 72 LYS A 74 5 3 HELIX 5 5 ALA A 90 SER A 104 1 15 HELIX 6 6 TYR A 169 LEU A 182 1 14 HELIX 7 7 TYR A 199 ASP A 201 5 3 HELIX 8 8 GLU A 219 THR A 222 5 4 HELIX 9 9 LEU A 236 TYR A 246 1 11 HELIX 10 10 ASP A 268 TYR A 270 5 3 HELIX 11 11 ILE A 381 SER A 384 5 4 HELIX 12 12 ASP A 408 VAL A 411 1 4

SHEET 1 A 5 ILE A 109 ASP A 113 0 SHEET 2 A 5 LEU A 55 PHE A 61 1 N LEU A 55 O HIS A 110 SHEET 3 A 5 LEU A 122 PHE A 127 1 N LEU A 122 O SER A 60 SHEET 4 A 5 GLN A 149 LEU A 153 1 N SER A 150 O THR A 123 SHEET 5 A 5 ALA A 135 ALA A 137 -1 N PHE A 136 O TRP A 151 SHEET 1 B 5 VAL A 258 GLY A 260 0 SHEET 2 B 5 THR A 291 ASP A 293 1 N THR A 291 O TYR A 259 SHEET 3 B 5 ASN A 330 ILE A 332 1 N ASN A 330 O LEU A 292 SHEET 4 B 5 VAL A 348 LYS A 350 1 N VAL A 348 O ALA A 331 SHEET 5 B 5 GLN A 366 TRP A 368 1 N GLN A 366 O LEU A 349 SHEET 1 C 2 PHE A 281 VAL A 283 0 SHEET 2 C 2 VAL A 320 ILE A 322 1 N SER A 321 O PHE A 281 SHEET 1 D 5 LYS A 302 ASN A 304 0 SHEET 2 D 5 LEU A 339 ILE A 341 1 N LEU A 339 O ILE A 303 SHEET 3 D 5 ILE A 357 TYR A 359 1 N ILE A 357 O LEU A 340 SHEET 4 D 5 THR A 375 VAL A 377 1 N THR A 375 O LEU A 358 SHEET 5 D 5 LYS A 401 ASP A 403 1 N LYS A 401 O PHE A 376 SHEET 1 E 4 ASP A 390 LEU A 392 0 SHEET 2 E 4 PHE A 455 ILE A 460 1 N ASN A 458 O ASP A 390 SHEET 3 E 4 ALA A 440 ASP A 446 -1 N ILE A 445 O PHE A 455 SHEET 4 E 4 GLN A 429 ASP A 435 -1 N ASP A 435 O ALA A 440

LINK ZN ZN A 500 NE2 HIS A 176 1555 1555 2.22 LINK ZN ZN A 500 NE2 HIS A 180 1555 1555 2.20 LINK ZN ZN A 500 NE2 HIS A 186 1555 1555 2.17 LINK ZN ZN A 500 O HOH A1061 1555 1555 2.36 LINK CA CA A 501 O GLY A 287 1555 1555 2.35 LINK CA CA A 501 OD1 ASP A 290 1555 1555 2.39 LINK CA CA A 501 O ARG A 253 1555 1555 2.25 LINK CA CA A 501 O GLY A 255 1555 1555 2.30 LINK CA CA A 501 OG1 THR A 257 1555 1555 2.30 LINK CA CA A 501 OD1 ASP A 285 1555 1555 2.58 LINK CA CA A 501 OD2 ASP A 285 1555 1555 2.52 LINK CA CA A 502 OD2 ASP A 290 1555 1555 2.50 LINK CA CA A 502 O THR A 327 1555 1555 2.38 LINK CA CA A 502 OE1 GLU A 329 1555 1555 2.51 LINK CA CA A 502 OE2 GLU A 329 1555 1555 2.56 LINK CA CA A 502 O HOH A1028 1555 1555 2.46 LINK CA CA A 502 O HOH A1252 1555 1555 2.33 LINK CA CA A 502 O GLY A 288 1555 1555 2.30 LINK CA CA A 503 O GLY A 351 1555 1555 2.30 LINK CA CA A 503 O ALA A 353 1555 1555 2.30 LINK CA CA A 503 OD1 ASP A 356 1555 1555 2.52 LINK CA CA A 503 OD2 ASP A 338 1555 1555 2.66 LINK CA CA A 503 O GLY A 336 1555 1555 2.24 LINK CA CA A 503 O GLY A 334 1555 1555 2.21 LINK CA CA A 504 OD2 ASP A 374 1555 1555 3.09 LINK CA CA A 504 O GLY A 354 1555 1555 2.39 LINK CA CA A 504 OD2 ASP A 356 1555 1555 2.46 LINK CA CA A 504 O ALA A 371 1555 1555 2.29 LINK CA CA A 504 OD1 ASP A 374 1555 1555 2.46 LINK CA CA A 504 O GLY A 369 1555 1555 2.19 LINK CA CA A 504 O GLY A 352 1555 1555 2.33 LINK CA CA A 505 OD2 ASP A 374 1555 1555 2.77 LINK CA CA A 505 OE1 GLN A 399 1555 1555 2.85 LINK CA CA A 505 OD1 ASP A 400 1555 1555 2.67 LINK CA CA A 505 O GLY A 370 1555 1555 2.46 LINK CA CA A 505 O HOH A1160 1555 1555 2.39 LINK CA CA A 505 O GLY A 372 1555 1555 2.24 LINK CA CA A 506 OD1 ASP A 365 1555 1555 2.59 LINK CA CA A 506 O VAL A 345 1555 1555 2.33 LINK CA CA A 506 O ASN A 343 1555 1555 2.29 LINK CA CA A 506 OD1 ASN A 347 1555 1555 2.41 LINK CA CA A 506 O GLY A 360 1555 1555 2.26 LINK CA CA A 506 O LEU A 362 1555 1555 2.37 LINK CA CA A 507 O GLY A 363 1555 1555 2.30 LINK CA CA A 507 OD2 ASP A 365 1555 1555 2.45 LINK CA CA A 507 O GLU A 383 1555 1555 2.24 LINK CA CA A 507 OD1 ASP A 390 1555 1555 2.46 LINK CA CA A 507 O HOH A1313 1555 1555 2.33 LINK CA CA A 507 O GLY A 361 1555 1555 2.38 LINK CA CA A 508 OG SER A 448 1555 1555 2.46 LINK CA CA A 508 OD1 ASP A 450 1555 1555 2.74 LINK CA CA A 508 OD2 ASP A 450 1555 1555 3.36 LINK CA CA A 508 O HIS A 452 1555 1555 2.32 LINK CA CA A 508 OD1 ASP A 454 1555 1555 2.70 LINK CA CA A 508 OD2 ASP A 454 1555 1555 2.75 LINK CA CA A 508 OD1 ASP A 446 1555 1555 2.69

SITE 1 CAT 5 HIS A 176 HIS A 180 HIS A 186 TYR A 216 SITE 2 CAT 5 HOH A1061 SITE 1 AC1 5 HIS A 176 HIS A 180 HIS A 186 TYR A 216 SITE 2 AC1 5 HOH A1061 SITE 1 AC2 6 ARG A 253 GLY A 255 THR A 257 ASP A 285 SITE 2 AC2 6 GLY A 287 ASP A 290 SITE 1 AC3 6 GLY A 288 ASP A 290 THR A 327 GLU A 329 SITE 2 AC3 6 HOH A1028 HOH A1252 SITE 1 AC4 6 GLY A 334 GLY A 336 ASP A 338 GLY A 351 SITE 2 AC4 6 ALA A 353 ASP A 356 SITE 1 AC5 8 GLY A 352 ALA A 353 GLY A 354 ASP A 356 SITE 2 AC5 8 GLY A 369 GLY A 370 ALA A 371 ASP A 374 SITE 1 AC6 6 GLY A 370 GLY A 372 ASP A 374 GLN A 399 SITE 2 AC6 6 ASP A 400 HOH A1160 SITE 1 AC7 6 ASN A 343 VAL A 345 ASN A 347 GLY A 360 SITE 2 AC7 6 LEU A 362 ASP A 365 SITE 1 AC8 6 GLY A 361 GLY A 363 ASP A 365 GLU A 383 SITE 2 AC8 6 ASP A 390 HOH A1313 SITE 1 AC9 5 ASP A 446 SER A 448 ASP A 450 HIS A 452 SITE 2 AC9 5 ASP A 454

CRYST1 77.160 176.690 51.120 90.00 90.00 90.00 P 21 21 21 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 0.012960 0.000000 0.000000 0.00000

SCALE2 0.000000 0.005660 0.000000 0.00000

SCALE3 0.000000 0.000000 0.019562 0.00000