3A7T

Crystal Structure of Trypsin complexed with 4-formylbenzimidamide

PDB DOI: https://doi.org/10.2210/pdb3A7T/pdb

Classification: HYDROLASE
Organism(s): Bos taurus
Mutation(s): No

Deposited: 2009-10-05 Released: 2010-09-29
Deposition Author(s): Yamane, J., Yao, M., Tanaka, I.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.75 Å
R-Value Free: 0.178
R-Value Work: 0.148
R-Value Observed: 0.150

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

This is version 1.3 of the entry. See complete history.

Literature

In-Crystal Chemical Ligation for Drug Discovery

Yamane, J., Ooyabu, N., Yao, M., Takemoto, H., Tanaka, I.

To be published.

Macromolecule Content

Total Structure Weight: 23.7 kDa
Atom Count: 2,040
Modelled Residue Count: 223
Deposited Residue Count: 223
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cationic trypsin	A	223	Bos taurus	Mutation(s): 0 EC: 3.4.21.4
UniProt
Find proteins for P00760 (Bos taurus) Explore P00760 Go to UniProtKB: P00760
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00760
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
4FZ Query on 4FZ Download Ideal Coordinates CCD File SDF format, chain E [auth A] MOL2 format, chain E [auth A] mmCIF format, chain E [auth A]	E [auth A]	4-formylbenzenecarboximidamide C₈ H₈ N₂ O WMFQLLSIPXELTN-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Interactions & Density Focus chain E [auth A]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain D [auth A] MOL2 format, chain D [auth A] mmCIF format, chain D [auth A]	D [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain D [auth A] Interactions & Density Focus chain D [auth A]
GOL Query on GOL Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
CA Query on CA Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.75 Å
R-Value Free: 0.178
R-Value Work: 0.148
R-Value Observed: 0.150
Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 54.392	α = 90
b = 58.502	β = 90
c = 66.522	γ = 90

Software Package:

Software Name	Purpose
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

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Entry History

Deposition Data

Released Date: 2010-09-29

Deposition Author(s):

Yamane, J.

Yao, M.

Tanaka, I.

Revision History (Full details and data files)

Version 1.0: 2010-09-29
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2023-11-01
Changes: Data collection, Database references, Derived calculations, Refinement description
Version 1.3: 2024-10-30
Changes: Structure summary

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3A7T

Crystal Structure of Trypsin complexed with 4-formylbenzimidamide

In-Crystal Chemical Ligation for Drug Discovery

Entity ID: 1

UniProt

Entity Groups

Sequence Annotations

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Experimental Data

Structure Validation

Deposition Data

Revision History (Full details and data files)