HEADER LYASE 15-JUN-99 1QRL TITLE A CLOSER LOOK AT THE ACTIVE SITE OF GAMMA-CARBONIC ANHYDRASES: HIGH TITLE 2 RESOLUTION CRYSTALLOGRAPHIC STUDIES OF THE CARBONIC ANHYDRASE FROM TITLE 3 METHANOSARCINA THERMOPHILA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOSARCINA THERMOPHILA; SOURCE 3 ORGANISM_TAXID: 2210; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BETA-HELIX, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR T.M.IVERSON,B.E.ALBER,C.KISKER,J.G.FERRY,D.C.REES REVDAT 6 14-FEB-24 1QRL 1 REMARK SEQADV LINK REVDAT 5 13-JUL-11 1QRL 1 VERSN REVDAT 4 24-FEB-09 1QRL 1 VERSN REVDAT 3 01-APR-03 1QRL 1 JRNL REVDAT 2 27-SEP-00 1QRL 1 JRNL REMARK SOURCE DBREF REVDAT 1 25-JUN-99 1QRL 0 JRNL AUTH T.M.IVERSON,B.E.ALBER,C.KISKER,J.G.FERRY,D.C.REES JRNL TITL A CLOSER LOOK AT THE ACTIVE SITE OF GAMMA-CLASS CARBONIC JRNL TITL 2 ANHYDRASES: HIGH-RESOLUTION CRYSTALLOGRAPHIC STUDIES OF THE JRNL TITL 3 CARBONIC ANHYDRASE FROM METHANOSARCINA THERMOPHILA. JRNL REF BIOCHEMISTRY V. 39 9222 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10924115 JRNL DOI 10.1021/BI000204S REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.KISKER,H.SCHINDELIN,B.ALBER,J.FERRY,D.REES REMARK 1 TITL A LEFT-HANDED BETA-HELIX REVEALED BY THE CRYSTAL STRUCTURE REMARK 1 TITL 2 OF THE CARBONIC ANHYDRASE FROM METHANOSARCINA THERMOPHILA REMARK 1 REF EMBO J. V. 15 2323 1996 REMARK 1 REFN ISSN 0261-4189 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 15750 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 + TEST SET) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 937 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1605 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 64 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.00 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QRL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000009184. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-MAY-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 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 : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK, CCP4 (TRUNCATE) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15570 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 82.3 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.23800 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: ISOMORPHOUS REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8000 AMMONIUM SULFATE, BICARBONATE, REMARK 280 PH 5.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 3 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 5555 Z,X,Y REMARK 290 6555 Z+1/2,-X+1/2,-Y REMARK 290 7555 -Z+1/2,-X,Y+1/2 REMARK 290 8555 -Z,X+1/2,-Y+1/2 REMARK 290 9555 Y,Z,X REMARK 290 10555 -Y,Z+1/2,-X+1/2 REMARK 290 11555 Y+1/2,-Z+1/2,-X REMARK 290 12555 -Y+1/2,-Z,X+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 -1.000000 0.000000 0.000000 41.25650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.25650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.25650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 41.25650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 41.25650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.25650 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 6 0.000000 0.000000 1.000000 41.25650 REMARK 290 SMTRY2 6 -1.000000 0.000000 0.000000 41.25650 REMARK 290 SMTRY3 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 0.000000 -1.000000 41.25650 REMARK 290 SMTRY2 7 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 1.000000 0.000000 41.25650 REMARK 290 SMTRY1 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 8 1.000000 0.000000 0.000000 41.25650 REMARK 290 SMTRY3 8 0.000000 -1.000000 0.000000 41.25650 REMARK 290 SMTRY1 9 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 9 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 9 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 0.000000 1.000000 41.25650 REMARK 290 SMTRY3 10 -1.000000 0.000000 0.000000 41.25650 REMARK 290 SMTRY1 11 0.000000 1.000000 0.000000 41.25650 REMARK 290 SMTRY2 11 0.000000 0.000000 -1.000000 41.25650 REMARK 290 SMTRY3 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 12 0.000000 -1.000000 0.000000 41.25650 REMARK 290 SMTRY2 12 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 12 1.000000 0.000000 0.000000 41.25650 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 10220 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -161.0 KCAL/MOL 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 BIOMT1 2 0.000000 0.000000 -1.000000 82.51300 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 41.25650 REMARK 350 BIOMT3 2 0.000000 -1.000000 0.000000 123.76950 REMARK 350 BIOMT1 3 0.000000 1.000000 0.000000 -41.25650 REMARK 350 BIOMT2 3 0.000000 0.000000 -1.000000 123.76950 REMARK 350 BIOMT3 3 -1.000000 0.000000 0.000000 82.51300 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 GLU A 7 CG CD OE1 OE2 REMARK 470 GLU A 13 CG CD OE1 OE2 REMARK 470 GLU A 91 CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O MET A 0 O HOH A 258 8656 1.97 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 12 NE - CZ - NH1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ARG A 12 NE - CZ - NH2 ANGL. DEV. = -10.2 DEGREES REMARK 500 MET A 64 CA - CB - CG ANGL. DEV. = 13.2 DEGREES REMARK 500 HIS A 81 CG - ND1 - CE1 ANGL. DEV. = 8.7 DEGREES REMARK 500 HIS A 81 ND1 - CE1 - NE2 ANGL. DEV. = -8.2 DEGREES REMARK 500 TYR A 105 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 TYR A 105 CB - CG - CD1 ANGL. DEV. = 3.9 DEGREES REMARK 500 HIS A 117 CE1 - NE2 - CD2 ANGL. DEV. = 8.3 DEGREES REMARK 500 HIS A 122 CE1 - NE2 - CD2 ANGL. DEV. = 8.0 DEGREES REMARK 500 ARG A 153 CG - CD - NE ANGL. DEV. = -20.0 DEGREES REMARK 500 ARG A 153 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 153 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 153 NE - CZ - NH2 ANGL. DEV. = -8.8 DEGREES REMARK 500 ARG A 165 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 GLU A 178 OE1 - CD - OE2 ANGL. DEV. = -11.0 DEGREES REMARK 500 GLU A 196 OE1 - CD - OE2 ANGL. DEV. = 8.0 DEGREES 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 GLN A 1 -8.90 53.49 REMARK 500 GLU A 2 73.16 37.25 REMARK 500 ILE A 3 -52.70 -21.53 REMARK 500 THR A 4 -130.77 -152.03 REMARK 500 ASP A 6 77.29 41.53 REMARK 500 SER A 60 77.59 -110.70 REMARK 500 GLU A 62 -93.08 -127.97 REMARK 500 ASN A 87 -158.06 -89.26 REMARK 500 GLU A 89 -5.56 -176.84 REMARK 500 GLU A 91 -98.62 -108.55 REMARK 500 PRO A 92 107.66 -10.86 REMARK 500 ILE A 93 74.67 -109.80 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 214 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 81 ND1 REMARK 620 2 HIS A 117 NE2 91.6 REMARK 620 3 HIS A 122 NE2 116.6 108.3 REMARK 620 4 BCT A 215 O1 121.9 110.7 106.3 REMARK 620 5 BCT A 215 O3 92.1 155.2 91.8 47.8 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 ZN A 214 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCT A 215 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1THJ RELATED DB: PDB REMARK 900 CARBONIC ANHYDRASE REMARK 900 RELATED ID: 1QQ0 RELATED DB: PDB REMARK 900 COBALT SUBSTITUTED CARBONIC ANHYDRASE REMARK 900 RELATED ID: 1QRE RELATED DB: PDB REMARK 900 COBALT SUBSTITUTED CARBONIC ANHYDRASE + BICARBONATE REMARK 900 RELATED ID: 1QRF RELATED DB: PDB REMARK 900 COBALT SUBSTITUTED CARBONIC ANHYDRASE + SULFATE REMARK 900 RELATED ID: 1QRG RELATED DB: PDB REMARK 900 CARBONIC ANHYDRASE REMARK 900 RELATED ID: 1QRM RELATED DB: PDB REMARK 900 CARBONIC ANHYDRASE + SULFATE DBREF 1QRL A 0 213 UNP P40881 CAH_METTE 34 247 SEQADV 1QRL MET A 0 UNP P40881 ALA 34 CONFLICT SEQRES 1 A 214 MET GLN GLU ILE THR VAL ASP GLU PHE SER ASN ILE ARG SEQRES 2 A 214 GLU ASN PRO VAL THR PRO TRP ASN PRO GLU PRO SER ALA SEQRES 3 A 214 PRO VAL ILE ASP PRO THR ALA TYR ILE ASP PRO GLN ALA SEQRES 4 A 214 SER VAL ILE GLY GLU VAL THR ILE GLY ALA ASN VAL MET SEQRES 5 A 214 VAL SER PRO MET ALA SER ILE ARG SER ASP GLU GLY MET SEQRES 6 A 214 PRO ILE PHE VAL GLY ASP ARG SER ASN VAL GLN ASP GLY SEQRES 7 A 214 VAL VAL LEU HIS ALA LEU GLU THR ILE ASN GLU GLU GLY SEQRES 8 A 214 GLU PRO ILE GLU ASP ASN ILE VAL GLU VAL ASP GLY LYS SEQRES 9 A 214 GLU TYR ALA VAL TYR ILE GLY ASN ASN VAL SER LEU ALA SEQRES 10 A 214 HIS GLN SER GLN VAL HIS GLY PRO ALA ALA VAL GLY ASP SEQRES 11 A 214 ASP THR PHE ILE GLY MET GLN ALA PHE VAL PHE LYS SER SEQRES 12 A 214 LYS VAL GLY ASN ASN CYS VAL LEU GLU PRO ARG SER ALA SEQRES 13 A 214 ALA ILE GLY VAL THR ILE PRO ASP GLY ARG TYR ILE PRO SEQRES 14 A 214 ALA GLY MET VAL VAL THR SER GLN ALA GLU ALA ASP LYS SEQRES 15 A 214 LEU PRO GLU VAL THR ASP ASP TYR ALA TYR SER HIS THR SEQRES 16 A 214 ASN GLU ALA VAL VAL TYR VAL ASN VAL HIS LEU ALA GLU SEQRES 17 A 214 GLY TYR LYS GLU THR SER HET ZN A 214 1 HET BCT A 215 4 HETNAM ZN ZINC ION HETNAM BCT BICARBONATE ION FORMUL 2 ZN ZN 2+ FORMUL 3 BCT C H O3 1- FORMUL 4 HOH *64(H2 O) HELIX 1 1 ILE A 93 ILE A 97 5 5 HELIX 2 2 SER A 175 LYS A 181 1 7 HELIX 3 3 HIS A 193 GLU A 211 1 19 SHEET 1 A 8 ASN A 10 ARG A 12 0 SHEET 2 A 8 SER A 39 GLY A 42 1 N VAL A 40 O ASN A 10 SHEET 3 A 8 ALA A 56 SER A 60 1 O ALA A 56 N SER A 39 SHEET 4 A 8 VAL A 78 HIS A 81 1 O VAL A 78 N SER A 57 SHEET 5 A 8 SER A 119 GLY A 123 1 O SER A 119 N VAL A 79 SHEET 6 A 8 ALA A 137 LYS A 141 1 O ALA A 137 N GLN A 120 SHEET 7 A 8 SER A 154 GLY A 158 1 O SER A 154 N PHE A 138 SHEET 8 A 8 MET A 171 VAL A 173 1 O MET A 171 N ALA A 155 SHEET 1 B 7 VAL A 27 ASP A 29 0 SHEET 2 B 7 GLU A 43 GLY A 47 1 O VAL A 44 N VAL A 27 SHEET 3 B 7 PRO A 65 GLY A 69 1 N ILE A 66 O GLU A 43 SHEET 4 B 7 ALA A 106 GLY A 110 1 N VAL A 107 O PRO A 65 SHEET 5 B 7 PRO A 124 GLY A 128 1 N ALA A 125 O ALA A 106 SHEET 6 B 7 SER A 142 GLY A 145 1 N SER A 142 O PRO A 124 SHEET 7 B 7 VAL A 159 ILE A 161 1 O VAL A 159 N LYS A 143 SHEET 1 C 7 TYR A 33 ASP A 35 0 SHEET 2 C 7 VAL A 50 SER A 53 1 O VAL A 50 N TYR A 33 SHEET 3 C 7 SER A 72 GLN A 75 1 O SER A 72 N MET A 51 SHEET 4 C 7 VAL A 113 ALA A 116 1 O VAL A 113 N ASN A 73 SHEET 5 C 7 THR A 131 GLY A 134 1 O THR A 131 N SER A 114 SHEET 6 C 7 CYS A 148 GLU A 151 1 O CYS A 148 N PHE A 132 SHEET 7 C 7 ARG A 165 ILE A 167 1 O ARG A 165 N VAL A 149 SHEET 1 D 2 VAL A 98 VAL A 100 0 SHEET 2 D 2 LYS A 103 TYR A 105 -1 O LYS A 103 N VAL A 100 LINK ND1 HIS A 81 ZN ZN A 214 1555 1555 2.31 LINK NE2 HIS A 117 ZN ZN A 214 8656 1555 2.22 LINK NE2 HIS A 122 ZN ZN A 214 1555 1555 2.22 LINK ZN ZN A 214 O1 BCT A 215 1555 1555 3.11 LINK ZN ZN A 214 O3 BCT A 215 1555 1555 2.48 CISPEP 1 MET A 64 PRO A 65 0 -1.39 CISPEP 2 GLY A 123 PRO A 124 0 5.13 SITE 1 AC1 4 HIS A 81 HIS A 117 HIS A 122 BCT A 215 SITE 1 AC2 7 GLU A 62 HIS A 81 ALA A 82 LEU A 83 SITE 2 AC2 7 HIS A 122 ZN A 214 HOH A 216 CRYST1 82.513 82.513 82.513 90.00 90.00 90.00 P 21 3 12 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 0.012120 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012120 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012120 0.00000