HEADER TRANSPORT PROTEIN 04-AUG-05 2AL0 TITLE CRYSTAL STRUCTURE OF NITROPHORIN 2 FERROUS AQUA COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITROPHORIN 2; COMPND 3 CHAIN: X; COMPND 4 SYNONYM: NP2, PROLIXIN-S; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODNIUS PROLIXUS; SOURCE 3 ORGANISM_TAXID: 13249; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS BETA BARREL, LIPOCALIN, FERROUS HEME, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.WEICHSEL,R.E.BERRY,F.A.WALKER,W.R.MONTFORT REVDAT 3 23-AUG-23 2AL0 1 REMARK SEQADV REVDAT 2 24-FEB-09 2AL0 1 VERSN REVDAT 1 18-JUL-06 2AL0 0 JRNL AUTH A.WEICHSEL,R.E.BERRY,F.A.WALKER,W.R.MONTFORT JRNL TITL CRYSTAL STRUCTURES, LIGAND INDUCED CONFORMATIONAL CHANGE AND JRNL TITL 2 HEME DEFORMATION IN COMPLEXES OF NITROPHORIN 2, A NITRIC JRNL TITL 3 OXIDE TRANSPORT PROTEIN FROM RHODNIUS PROLIXUS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.F.ANDERSEN,W.R.MONTFORT REMARK 1 TITL THE CRYSTAL STRUCTURE OF NITROPHORIN 2 REMARK 1 REF J.BIOL.CHEM. V. 275 30496 2000 REMARK 1 REFN ISSN 0021-9258 REMARK 1 PMID 10884386 REMARK 1 DOI 10.1074/JBC.M002857200 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0003 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.3 REMARK 3 NUMBER OF REFLECTIONS : 19970 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 REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1084 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1453 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.22 REMARK 3 BIN R VALUE (WORKING SET) : 0.2230 REMARK 3 BIN FREE R VALUE SET COUNT : 76 REMARK 3 BIN FREE R VALUE : 0.3270 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1411 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 56 REMARK 3 SOLVENT ATOMS : 143 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.08 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.20000 REMARK 3 B22 (A**2) : -0.20000 REMARK 3 B33 (A**2) : 0.39000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.104 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.108 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.066 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.832 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.959 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.938 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1528 ; 0.021 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1291 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2085 ; 1.893 ; 2.055 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3050 ; 0.923 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 187 ; 7.134 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 66 ;36.081 ;30.909 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 268 ;13.016 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ; 3.196 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 220 ; 0.125 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1694 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 267 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 231 ; 0.227 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1142 ; 0.182 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 719 ; 0.174 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 835 ; 0.086 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 99 ; 0.131 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 23 ; 0.288 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 39 ; 0.197 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 42 ; 0.197 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1162 ; 1.750 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 374 ; 0.361 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1466 ; 2.025 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 757 ; 3.085 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 614 ; 3.988 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2AL0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-AUG-05. REMARK 100 THE DEPOSITION ID IS D_1000034018. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-AUG-04 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 : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9000 REMARK 200 MONOCHROMATOR : BENT GE(111) REMARK 200 OPTICS : BENT SI-MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDISPLAYF REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21168 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 23.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05000 REMARK 200 FOR THE DATA SET : 21.0000 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) : 1.66 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.23000 REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 1PEE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 24.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -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 -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 127.59050 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 17.20250 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 17.20250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 63.79525 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 17.20250 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 17.20250 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 191.38575 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 17.20250 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 17.20250 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 63.79525 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 17.20250 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 17.20250 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 191.38575 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 127.59050 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: X 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 C3 CIT X 202 LIES ON A SPECIAL POSITION. REMARK 375 HOH X 515 LIES ON A SPECIAL POSITION. 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 ASP X 36 CB - CG - OD2 ANGL. DEV. = 6.2 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 ASP X 31 84.50 -158.20 REMARK 500 LEU X 95 -74.23 -105.67 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 HEM X 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS X 57 NE2 REMARK 620 2 HEM X 201 NA 99.3 REMARK 620 3 HEM X 201 NB 97.5 89.7 REMARK 620 4 HEM X 201 NC 94.6 166.0 89.6 REMARK 620 5 HEM X 201 ND 91.9 89.8 170.6 88.6 REMARK 620 6 HOH X 528 O 178.1 78.8 82.6 87.2 88.1 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 HEM X 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT X 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2ACP RELATED DB: PDB REMARK 900 THE SAME FERROUS COMPLEX, ANOTHER CRYSTAL FORM REMARK 900 RELATED ID: 2AH7 RELATED DB: PDB REMARK 900 ISOMORPHOUS STRUCTURE OF THE FERRIC AQUA COMPLEX DBREF 2AL0 X 1 179 UNP Q26241 NP2_RHOPR 24 202 SEQADV 2AL0 MET X 0 UNP Q26241 INITIATING METHIONINE SEQRES 1 X 180 MET ASP CYS SER THR ASN ILE SER PRO LYS GLN GLY LEU SEQRES 2 X 180 ASP LYS ALA LYS TYR PHE SER GLY LYS TRP TYR VAL THR SEQRES 3 X 180 HIS PHE LEU ASP LYS ASP PRO GLN VAL THR ASP GLN TYR SEQRES 4 X 180 CYS SER SER PHE THR PRO ARG GLU SER ASP GLY THR VAL SEQRES 5 X 180 LYS GLU ALA LEU TYR HIS TYR ASN ALA ASN LYS LYS THR SEQRES 6 X 180 SER PHE TYR ASN ILE GLY GLU GLY LYS LEU GLU SER SER SEQRES 7 X 180 GLY LEU GLN TYR THR ALA LYS TYR LYS THR VAL ASP LYS SEQRES 8 X 180 LYS LYS ALA VAL LEU LYS GLU ALA ASP GLU LYS ASN SER SEQRES 9 X 180 TYR THR LEU THR VAL LEU GLU ALA ASP ASP SER SER ALA SEQRES 10 X 180 LEU VAL HIS ILE CYS LEU ARG GLU GLY SER LYS ASP LEU SEQRES 11 X 180 GLY ASP LEU TYR THR VAL LEU THR HIS GLN LYS ASP ALA SEQRES 12 X 180 GLU PRO SER ALA LYS VAL LYS SER ALA VAL THR GLN ALA SEQRES 13 X 180 GLY LEU GLN LEU SER GLN PHE VAL GLY THR LYS ASP LEU SEQRES 14 X 180 GLY CYS GLN TYR ASP ASP GLN PHE THR SER LEU HET HEM X 201 43 HET CIT X 202 13 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CIT CITRIC ACID HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 CIT C6 H8 O7 FORMUL 4 HOH *143(H2 O) HELIX 1 1 ASP X 13 PHE X 18 1 6 HELIX 2 2 SER X 145 ALA X 155 1 11 HELIX 3 3 GLN X 158 PHE X 162 5 5 HELIX 4 4 LYS X 166 GLY X 169 5 4 SHEET 1 A10 VAL X 163 GLY X 164 0 SHEET 2 A10 TRP X 22 ASP X 29 -1 N PHE X 27 O VAL X 163 SHEET 3 A10 LYS X 127 THR X 137 -1 O TYR X 133 N LEU X 28 SHEET 4 A10 SER X 115 GLU X 124 -1 N LEU X 122 O LEU X 129 SHEET 5 A10 ASN X 102 ALA X 111 -1 N SER X 103 O ARG X 123 SHEET 6 A10 GLN X 80 VAL X 88 -1 N ALA X 83 O TYR X 104 SHEET 7 A10 THR X 64 LEU X 74 -1 N GLU X 71 O LYS X 84 SHEET 8 A10 THR X 50 ASN X 59 -1 N VAL X 51 O GLY X 72 SHEET 9 A10 TYR X 38 SER X 47 -1 N CYS X 39 O TYR X 58 SHEET 10 A10 TRP X 22 ASP X 29 -1 N TRP X 22 O PHE X 42 SSBOND 1 CYS X 2 CYS X 121 1555 1555 2.03 SSBOND 2 CYS X 39 CYS X 170 1555 1555 2.05 LINK NE2 HIS X 57 FE HEM X 201 1555 1555 2.14 LINK FE HEM X 201 O HOH X 528 1555 1555 2.18 SITE 1 AC1 16 VAL X 24 PHE X 27 GLN X 33 TYR X 38 SITE 2 AC1 16 LEU X 55 HIS X 57 ASN X 68 TYR X 85 SITE 3 AC1 16 THR X 87 LYS X 96 TYR X 104 ILE X 120 SITE 4 AC1 16 LEU X 132 CIT X 202 HOH X 456 HOH X 528 SITE 1 AC2 8 TYR X 85 LYS X 96 ASN X 102 GLU X 124 SITE 2 AC2 8 HEM X 201 HOH X 459 HOH X 507 HOH X 508 CRYST1 34.405 34.405 255.181 90.00 90.00 90.00 P 41 21 2 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 0.029066 0.000000 0.000000 0.00000 SCALE2 0.000000 0.029066 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003919 0.00000